Some improvements to split card handling. Better display of tooltip of split cards, also added handling if not cast from hand.

Mage/src/mage/game/stack/Spell.java

@@ -591,4 +591,8 @@ public class Spell<T extends Spell<T>> implements StackObject, Card {
 
     @Override
     public void removeCounters(Counter counter, Game game) {}
+
+    public Card getCard() {
+        return card;
+    }
 }