Added huge amount of successfully tested cards, mainly based on revision 1685.

The new introduced "must" also works with "@movedTo..." events (Fire Snake (POR) for example)!

projects/mtg/bin/Res/sets/PLC/_cards.dat

@@ -686,4 +686,17 @@ auto=@damaged(player) from(this):cloud
 power=6
 toughness=6
 abilities=flying
+[/card]
+[card]
+text=Flash (You may cast this spell any time you could cast an instant.)   When Whitemane Lion enters the battlefield, return a creature you control to its owner's hand.
+id=122477
+name=Whitemane Lion
+rarity=C
+mana={1}{W}
+type=Creature
+subtype=Cat
+auto=moveTo(ownerhand) notatarget(creature|myBattlefield)
+power=2
+toughness=2
+abilities=flash
 [/card]