Koca, Chimp of Overlook Island

Whenever Koca Chimp of Overlook Island deals
combat damage to a player, create a Treasure
token and exile the top card of that player's
library. Until end of turn, you may cast that card.
Dash {1}{r} (You may cast this spell for its dash cost.
If you do, it gains haste, and it's returned from the battlefield to its owner's hand at the beginning of the
next end step.)