Now /ride just makes you not killed by train blocks, rather than invincible alltogether.

Blocks/Behaviour/Block.Behaviour.cs

@@ -59,6 +59,7 @@ namespace MCGalaxy {
             walkthroughHandlers[Block.air_switch] = WalkthroughBehaviour.Door;
             walkthroughHandlers[Block.water_door] = WalkthroughBehaviour.Door;
             walkthroughHandlers[Block.lava_door] = WalkthroughBehaviour.Door;
+            walkthroughHandlers[Block.train] = WalkthroughBehaviour.Train;
             
             for (int i = 0; i < 256; i++) {
                 if (Props[i].IsMessageBlock) {

Blocks/Behaviour/WalkthroughBehaviour.cs

@@ -21,9 +21,18 @@ using System.Data;
 using MCGalaxy.SQL;
 
 namespace MCGalaxy.BlockBehaviour {    
-    
     internal static class WalkthroughBehaviour {
 
+        internal static bool Door(Player p, byte block, ushort x, ushort y, ushort z) {
+            p.level.Blockchange(x, y, z, Block.DoorAirs(block));
+            return true;
+        }
+        
+        internal static bool Train(Player p, byte block, ushort x, ushort y, ushort z) {
+            if (!p.onTrain) p.HandleDeath(Block.train);
+            return true;
+        }
+		
         internal static bool Portal(Player p, byte block, ushort x, ushort y, ushort z, bool checkPos) {
             if (checkPos && p.level.PosToInt(x, y, z) == p.lastWalkthrough) return true;
             p.RevertBlock(x, y, z);
@@ -107,11 +116,6 @@ namespace MCGalaxy.BlockBehaviour {
             return true;
         }
         
-        internal static bool Door(Player p, byte block, ushort x, ushort y, ushort z) {
-            p.level.Blockchange(x, y, z, Block.DoorAirs(block));
-            return true;
-        }
-        
         static string[] sep = { " |/" };
         const StringSplitOptions opts = StringSplitOptions.RemoveEmptyEntries;
         static List<string> empty = new List<string>();

Commands/other/CmdRide.cs

@@ -16,10 +16,8 @@
     permissions and limitations under the Licenses.
  */
 using System.Threading;
-namespace MCGalaxy.Commands
+namespace MCGalaxy.Commands {
-{
+    public sealed class CmdRide : Command {
-    public sealed class CmdRide : Command
-    {
         public override string name { get { return "ride"; } }
         public override string shortcut { get { return ""; } }
         public override string type { get { return CommandTypes.Other; } }
@@ -48,7 +46,7 @@ namespace MCGalaxy.Commands
                         for (ushort zz = (ushort)(z - 1); zz <= z + 1; zz++)
                 {
                     if (p.level.GetTile(xx, yy, zz) != Block.train) continue;
-                    p.invincible = true; p.trainGrab = true;
+                    p.trainGrab = true;
                     byte yaw = 0, pitch = 0;
 
                     if (y - yy == -1) pitch = 240;
@@ -76,7 +74,6 @@ namespace MCGalaxy.Commands
                 }
 
                 Thread.Sleep(3);
-                p.invincible = false;
                 p.trainGrab = false;
             skip:
                 ;
@@ -84,8 +81,8 @@ namespace MCGalaxy.Commands
 
             Player.Message(p, "Dismounted");
             Thread.Sleep(1000);
-            p.invincible = false;
             p.trainGrab = false;
+            p.onTrain = false;
         }
         
         public override void Help(Player p) {

Player/Player.Handlers.cs

@@ -830,6 +830,7 @@ return;
             if (!immediate && lastDeath.AddSeconds(2) > DateTime.UtcNow) return;
             if (!level.Killer || invincible || hidden) return;
 
+            onTrain = false; trainGrab = false;
             ushort x = (ushort)(pos[0] / 32), y = (ushort)(pos[1] / 32), z = (ushort)(pos[2] / 32);            
             string deathMsg = Block.Props[b].DeathMessage;
             if (deathMsg != null) Chat.GlobalChatLevel(this, String.Format(deathMsg, ColoredName), false);