diff --git a/GameEngine/Automation.php b/GameEngine/Automation.php
index ba350b3b..94fa095e 100755
--- a/GameEngine/Automation.php
+++ b/GameEngine/Automation.php
@@ -3260,9 +3260,17 @@ class Automation {
             $end = ($database->getUserField($to['owner'],'tribe',0)*10);
 
             $j='1';
+            $units = [];
+            $amounts = [];
+            $modes = [];
+
             for($i=$start;$i<=$end;$i++){
-                $database->modifyEnforce($post['ckey'],$i,$post['t'.$j.''],0); $j++;
+                $units[] = $i;
+                $amounts[] = $post['t'.$j.''];
+                $modes[] = 0;
+                $j++;
             }
+            $database->modifyEnforce($post['ckey'], $units, $amounts, $modes);
 
             //get cord
             $from = $database->getVillage($enforce['from']);
@@ -5635,8 +5643,13 @@ class Automation {
             //Put all true dens to 0
             $query="SELECT id FROM ".TB_PREFIX."users ORDER BY id+0 DESC";
             $result=mysqli_query($GLOBALS['link'],$query);
+            $userIDs = [];
             for ($i=0; $row=mysqli_fetch_row($result); $i++){
-                mysqli_query($GLOBALS['link'],"UPDATE ".TB_PREFIX."users SET ap=0, dp=0,Rc=0,clp=0, RR=0 WHERE id = ".(int) $row[0]);
+                $userIDs[] = (int) $row[0];
+            }
+
+            if (count($userIDs)) {
+                mysqli_query($GLOBALS['link'],"UPDATE ".TB_PREFIX."users SET ap=0, dp=0,Rc=0,clp=0, RR=0 WHERE id IN(".implode(', ', $userIDs).")");
             }
 
             //Start alliance Medals wooot
@@ -5708,8 +5721,14 @@ class Automation {
 
             $query="SELECT id FROM ".TB_PREFIX."alidata ORDER BY id+0 DESC";
             $result=mysqli_query($GLOBALS['link'],$query);
+
+            $aliIDs = [];
             for ($i=0; $row=mysqli_fetch_row($result); $i++){
-                mysqli_query($GLOBALS['link'],"UPDATE ".TB_PREFIX."alidata SET ap=0, dp=0, RR=0, clp=0 WHERE id = ".(int) $row[0]);
+                $aliIDs[] = (int) $row[0];
+            }
+
+            if (count($aliIDs)) {
+                mysqli_query($GLOBALS['link'],"UPDATE ".TB_PREFIX."alidata SET ap=0, dp=0,RR=0,clp=0 WHERE id IN(".implode(', ', $aliIDs).")");
             }
 
             $q = "UPDATE ".TB_PREFIX."config SET lastgavemedal=".$time;
diff --git a/GameEngine/Database.php b/GameEngine/Database.php
index 83d4a936..3cd8f0e5 100755
--- a/GameEngine/Database.php
+++ b/GameEngine/Database.php
@@ -3594,12 +3594,15 @@ class MYSQLi_DB implements IDbConnection {
 	}
 
 	function clearExpansionSlot($id) {
-	    list($id) = $this->escape_input((int) $id);
+	    $id = (int) $id;
 
+	    $pairs = [];
 		for($i = 1; $i <= 3; $i++) {
-			$q = "UPDATE " . TB_PREFIX . "vdata SET exp" . $i . "=0 WHERE exp" . $i . "=" . $id;
-			mysqli_query($this->dblink,$q);
+			$pairs[] = 'exp'.$i.' = 0';
 		}
+
+        $q = "UPDATE " . TB_PREFIX . "vdata SET ".implode(',', $pairs)." WHERE wref = " . $id;
+        mysqli_query($this->dblink,$q);
 	}
 
     // no need to cache this method
@@ -3691,16 +3694,28 @@ class MYSQLi_DB implements IDbConnection {
     }
 
 	function setArchived($id) {
-	    list($id) = $this->escape_input((int) $id);
+        if (!is_array($id)) {
+            $id = [$id];
 
-		$q = "UPDATE " . TB_PREFIX . "mdata set archived = 1 where id = $id";
+            foreach ($id as $index => $idValue) {
+                $id[$index] = (int) $idValue;
+            }
+        }
+
+		$q = "UPDATE " . TB_PREFIX . "mdata set archived = 1 where id IN(".implode(', ', $id).")";
 		return mysqli_query($this->dblink,$q);
 	}
 
 	function setNorm($id) {
-	    list($id) = $this->escape_input((int) $id);
+        if (!is_array($id)) {
+            $id = [$id];
 
-		$q = "UPDATE " . TB_PREFIX . "mdata set archived = 0 where id = $id";
+            foreach ($id as $index => $idValue) {
+                $id[$index] = (int) $idValue;
+            }
+        }
+
+		$q = "UPDATE " . TB_PREFIX . "mdata set archived = 0 where id IN(".implode(',', $id).")";
 		return mysqli_query($this->dblink,$q);
 	}
 
@@ -3718,8 +3733,7 @@ class MYSQLi_DB implements IDbConnection {
 	function getMessage($id, $mode) {
 	    global $session;
 
-	    list($id, $mode) = $this->escape_input((int) $id, $mode);
-
+	    $mode = (int) $mode;
 	    // update $id if we should show Support messages for Admins and we are an admin
 	    if (
 	       ($session->access == MULTIHUNTER || $session->access == ADMIN)
@@ -3729,6 +3743,18 @@ class MYSQLi_DB implements IDbConnection {
 	        $id = $id . ', 1';
 	    }
 
+        if (in_array($mode, [5,7,8])) {
+            if (!is_array($id)) {
+                $id = [$id];
+
+                foreach ($id as $index => $idValue) {
+                    $id[$index] = (int) $idValue;
+                }
+            }
+        } else {
+            $id = (int) $id;
+        }
+
 		global $session;
 		switch($mode) {
 			case 1:
@@ -3744,16 +3770,16 @@ class MYSQLi_DB implements IDbConnection {
 			    $q = "UPDATE " . TB_PREFIX . "mdata set viewed = 1 where id = $id AND target IN(".((($session->access == MULTIHUNTER || $session->access == ADMIN) && ADMIN_RECEIVE_SUPPORT_MESSAGES) ? $session->uid.',1' : $session->uid).")";
 				break;
 			case 5:
-				$q = "UPDATE " . TB_PREFIX . "mdata set deltarget = 1,viewed = 1 where id = $id";
+				$q = "UPDATE " . TB_PREFIX . "mdata set deltarget = 1,viewed = 1 where id IN(".implode(', ', $id).")";
 				break;
 			case 6:
 				$q = "SELECT * FROM " . TB_PREFIX . "mdata where target IN($id) and send = 0 and archived = 1";
 				break;
 			case 7:
-				$q = "UPDATE " . TB_PREFIX . "mdata set delowner = 1 where id = $id";
+				$q = "UPDATE " . TB_PREFIX . "mdata set delowner = 1 where id IN(".implode(', ', $id).")";
 				break;
 			case 8:
-				$q = "UPDATE " . TB_PREFIX . "mdata set deltarget = 1,delowner = 1,viewed = 1 where id = $id";
+				$q = "UPDATE " . TB_PREFIX . "mdata set deltarget = 1,delowner = 1,viewed = 1 where IN(".implode(', ', $id).")";
 				break;
 			case 9:
 			    $q = "SELECT * FROM " . TB_PREFIX . "mdata WHERE target IN($id) and send = 0 and archived = 0 and deltarget = 0 ORDER BY time DESC";
@@ -3774,23 +3800,41 @@ class MYSQLi_DB implements IDbConnection {
 	}
 
 	function unarchiveNotice($id) {
-	    list($id) = $this->escape_input((int) $id);
+        if (!is_array($id)) {
+            $id = [$id];
 
-		$q = "UPDATE " . TB_PREFIX . "ndata set ntype = archive, archive = 0 where id = $id";
+            foreach ($id as $index => $idValue) {
+                $id[$index] = (int) $idValue;
+            }
+        }
+
+		$q = "UPDATE " . TB_PREFIX . "ndata set ntype = archive, archive = 0 where id IN(".implode(',', $id).")";
 		return mysqli_query($this->dblink,$q);
 	}
 
 	function archiveNotice($id) {
-	    list($id) = $this->escape_input((int) $id);
+        if (!is_array($id)) {
+            $id = [$id];
 
-		$q = "update " . TB_PREFIX . "ndata set archive = ntype, ntype = 9 where id = $id";
+            foreach ($id as $index => $idValue) {
+                $id[$index] = (int) $idValue;
+            }
+        }
+
+		$q = "update " . TB_PREFIX . "ndata set archive = ntype, ntype = 9 where id IN(".implode(',', $id).")";
 		return mysqli_query($this->dblink,$q);
 	}
 
 	function removeNotice($id) {
-	    list($id) = $this->escape_input((int) $id);
+        if (!is_array($id)) {
+            $id = [$id];
 
-		$q = "UPDATE " . TB_PREFIX . "ndata set del = 1,viewed = 1 where id = $id";
+            foreach ($id as $index => $idValue) {
+                $id[$index] = (int) $idValue;
+            }
+        }
+
+		$q = "UPDATE " . TB_PREFIX . "ndata set del = 1,viewed = 1 where id IN(".implode(',', $id).")";
 		return mysqli_query($this->dblink,$q);
 	}
 
@@ -5194,27 +5238,31 @@ class MYSQLi_DB implements IDbConnection {
 
     // no need to cache this method
 	function getUnitsNumber($vid, $use_cache = false) {
-	    list($vid) = $this->escape_input((int) $vid);
+        list( $vid ) = $this->escape_input( (int) $vid );
+
+        $dbarray     = $this->getUnit( $vid );
+        $totalunits  = 0;
+        $movingunits = $this->getVillageMovement( $vid );
+        for ( $i = 1; $i <= 50; $i ++ ) {
+            $totalunits += $dbarray[ 'u' . $i ];
+        }
+
+        $totalunits       += $dbarray['hero'];
+        $movingunits      = $this->getVillageMovement( $vid );
+        $reinforcingunits = $this->getEnforceArray( $vid, 1 );
+        $owner            = $this->getVillageField( $vid, "owner" );
+        $ownertribe       = $this->getUserField( $owner, "tribe", 0 );
+        $start            = ( $ownertribe - 1 ) * 10 + 1;
+        $end              = ( $ownertribe * 10 );
+
+        for ( $i = $start; $i <= $end; $i ++ ) {
+            $totalunits += $movingunits[ 'u' . $i ];
+            $totalunits += $reinforcingunits[ 'u' . $i ];
+        }
+
+        $totalunits += $movingunits['hero'];
+        $totalunits += $reinforcingunits['hero'];
 
-        $dbarray = $this->getUnit($vid);
-		$totalunits = 0;
-		$movingunits = $this->getVillageMovement($vid);
-		for($i=1;$i<=50;$i++){
-		$totalunits += $dbarray['u'.$i];
-		}
-		$totalunits += $dbarray['hero'];
-		$movingunits = $this->getVillageMovement($vid);
-		$reinforcingunits = $this->getEnforceArray($vid,1);
-		$owner = $this->getVillageField($vid,"owner");
-		$ownertribe = $this->getUserField($owner,"tribe",0);
-		$start = ($ownertribe-1)*10+1;
-		$end = ($ownertribe*10);
-		for($i=$start;$i<=$end;$i++){
-		$totalunits += $movingunits['u'.$i];
-		$totalunits += $reinforcingunits['u'.$i];
-		}
-		$totalunits += $movingunits['hero'];
-		$totalunits += $reinforcingunits['hero'];
 		return $totalunits;
 	}
 
diff --git a/GameEngine/Message.php b/GameEngine/Message.php
index 55ea1b10..6c34592e 100755
--- a/GameEngine/Message.php
+++ b/GameEngine/Message.php
@@ -236,75 +236,118 @@ class Message {
 	private function removeMessage($post) {
 		global $database,$session;
 		$post = $database->escape($post);
+
+		$mode5updates = [];
+        $mode7updates = [];
+        $mode8updates = [];
+
 		for($i = 1; $i <= 10; $i++) {
             if ( isset( $post[ 'n' . $i ] ) ) {
                 $message1 = mysqli_query( $GLOBALS['link'], "SELECT target, owner FROM " . TB_PREFIX . "mdata where id = " . (int) $post[ 'n' . $i ] . "" );
                 $message  = mysqli_fetch_array( $message1 );
 
                 if ( $message['target'] == $session->uid && $message['owner'] == $session->uid ) {
-                    $database->getMessage( $post[ 'n' . $i ], 8 );
+                    $mode8updates[] = $post[ 'n' . $i ];
                 } else if ( $message['target'] == $session->uid ) {
-                    $database->getMessage( $post[ 'n' . $i ], 5 );
+                    $mode5updates[] = $post[ 'n' . $i ];
                 } else if ( $message['owner'] == $session->uid ) {
-                    $database->getMessage( $post[ 'n' . $i ], 7 );
+                    $mode7updates[] = $post[ 'n' . $i ];
                 }
             }
 		}
+
+        if (count($mode5updates)) {
+            $database->getMessage( $mode5updates, 5 );
+        }
+
+        if (count($mode7updates)) {
+            $database->getMessage( $mode7updates, 7 );
+        }
+
+		if (count($mode8updates)) {
+            $database->getMessage( $mode8updates, 8 );
+        }
+
 		header("Location: nachrichten.php");
 		exit;
 	}
 
 	private function archiveMessage($post) {
 		global $database;
+
+		$archIDs = [];
 		for($i = 1; $i <= 10; $i++) {
 			if(isset($post['n' . $i])) {
-				$database->setArchived($post['n' . $i]);
+                $archIDs[] = $post['n' . $i];
 			}
 		}
+
+        $database->setArchived($archIDs);
+
 		header("Location: nachrichten.php");
 		exit;
 	}
 
 	private function unarchiveMessage($post) {
 		global $database;
+
+		$normIDs = [];
+
 		for($i = 1; $i <= 10; $i++) {
 			if(isset($post['n' . $i])) {
-				$database->setNorm($post['n' . $i]);
+                $normIDs[] = $post['n' . $i];
 			}
 		}
+        $database->setNorm($normIDs);
+
 		header("Location: nachrichten.php");
 		exit;
 	}
 
 	private function removeNotice($post) {
 		global $database;
+
+		$removeIDs = [];
+
 		for($i = 1; $i <= 10; $i++) {
 			if(isset($post['n' . $i])) {
-				$database->removeNotice($post['n' . $i], 5);
+                $removeIDs[] = $post['n' . $i];
 			}
 		}
+        $database->removeNotice($removeIDs);
+
 		header("Location: berichte.php");
 		exit;
 	}
 
 	private function archiveNotice($post) {
 		global $database;
+
+		$archiveIDs = [];
+
 		for($i = 1; $i <= 10; $i++) {
 			if(isset($post['n' . $i])) {
-				$database->archiveNotice($post['n' . $i]);
+                $archiveIDs[] = $post['n' . $i];
 			}
 		}
+        $database->archiveNotice($archiveIDs);
+
 		header("Location: berichte.php");
 		exit;
 	}
 
 	private function unarchiveNotice($post) {
 		global $database;
+
+		$unarchIDs = [];
+
 		for($i = 1; $i <= 10; $i++) {
 			if(isset($post['n' . $i])) {
-				$database->unarchiveNotice($post['n' . $i]);
+                $unarchIDs[] = $post['n' . $i];
 			}
 		}
+        $database->unarchiveNotice($unarchIDs);
+
 		header("Location: berichte.php");
 		exit;
 	}
diff --git a/GameEngine/Village.php b/GameEngine/Village.php
index 871c9d91..9994d224 100755
--- a/GameEngine/Village.php
+++ b/GameEngine/Village.php
@@ -235,7 +235,9 @@ class Village {
 				$bakery = $this->resarray['f'.$i];
 			}
 		}
-		for($i=0;$i<=count($cropholder)-1;$i++) { $basecrop+= $bid4[$this->resarray[$cropholder[$i]]]['prod']; }
+        for ( $i = 0; $i <= count( $cropholder ) - 1; $i ++ ) {
+            $basecrop += $bid4[ $this->resarray[ $cropholder[ $i ] ] ]['prod'];
+        }
 		$crop = $basecrop + $basecrop * 0.25 * $this->ocounter[3];
 		if($grainmill >= 1 || $bakery >= 1) {
 		    $crop += $basecrop /100 * (isset($bid8[$grainmill]['attri']) ? $bid8[$grainmill]['attri'] : 0) + (isset($bid9[$bakery]['attri']) ? $bid9[$bakery]['attri'] : 0);
diff --git a/create_account.php b/create_account.php
index c86e2c3e..a3e24728 100644
--- a/create_account.php
+++ b/create_account.php
@@ -542,12 +542,7 @@ if(isset($_POST['password']) && $_POST['password'] != ""){
 		$text = preg_replace("'%TEKST%'",ARTEFACT ,$text);
 		fwrite($fh, $text);
 
-			$query="SELECT * FROM ".TB_PREFIX."users ORDER BY id DESC";
-			$result=mysqli_query($GLOBALS['link'],$query) or die (mysqli_error($database->dblink));
-			for ($i=0; $row=mysqli_fetch_row($result); $i++) {
-					$updateattquery = mysqli_query($GLOBALS['link'],"UPDATE ".TB_PREFIX."users SET ok = '1' WHERE id = '".$row[0]."'")
-					or die(mysqli_error($database->dblink));
-			}
+        $query="UPDATE ".TB_PREFIX."users SET ok = 1";
 
 		echo "Done";
 }elseif(User::exists($database,'Natars'))    {
diff --git a/sysmsg.php b/sysmsg.php
index b20e4c95..2bc84ed8 100644
--- a/sysmsg.php
+++ b/sysmsg.php
@@ -18,12 +18,7 @@ $max_per_pass = 1000;
 if (mysqli_num_rows(mysqli_query($GLOBALS['link'],"SELECT id FROM ".TB_PREFIX."users WHERE access = 9 AND id = ".$session->uid)) != '1') die("Hacking attempt!");
 
 if(isset($_GET['del'])){
-			$query="SELECT * FROM ".TB_PREFIX."users ORDER BY id DESC";
-			$result=mysqli_query($GLOBALS['link'],$query) or die (mysqli_error($database->dblink));
-			for ($i=0; $row=mysqli_fetch_row($result); $i++) {
-					$updateattquery = mysqli_query($GLOBALS['link'],"UPDATE ".TB_PREFIX."users SET ok = '0' WHERE id = '".$row[0]."'")
-					or die(mysqli_error($database->dblink));
-			}
+    mysqli_query($GLOBALS['link'], "UPDATE ".TB_PREFIX."users SET ok = 0");
 }
 
 if (@$_POST['submit'] == "Send")
@@ -33,7 +28,6 @@ if (@$_POST['submit'] == "Send")
 	$NextStep = true;
 }
 
-
 if (@isset($_POST['confirm']))
 {
 	if ($_POST['confirm'] == 'No' ) $Interupt = true;
@@ -50,12 +44,8 @@ if (@isset($_POST['confirm']))
 		// $text = utf8_encode($text);
 		fwrite($fh, $text);
 
-			$query="SELECT * FROM ".TB_PREFIX."users ORDER BY id DESC";
-			$result=mysqli_query($GLOBALS['link'],$query) or die (mysqli_error($database->dblink));
-			for ($i=0; $row=mysqli_fetch_row($result); $i++) {
-					$updateattquery = mysqli_query($GLOBALS['link'],"UPDATE ".TB_PREFIX."users SET ok = '1' WHERE id = '".$row[0]."'")
-					or die(mysqli_error($database->dblink));
-			}
+        mysqli_query($GLOBALS['link'], "UPDATE ".TB_PREFIX."users SET ok = 1");
+
 		$done = true;
 		} else { die("<br/><br/><br/>wrong"); }
 }}