Megithis, Elvish Renegade

Tactile- Whenever this creature deals combat damage to an opponent, you may prevent that damage. If you do, you may destroy target creature with converted mana cost equal to or less than the amount of damage prevented.
Whenever Megithis, Elvish Renegade attacks, create a 3/3 legendary black cat creature token named "Corus" tapped and attacking with Megithis. Exile that token at the end of combat.