Wolverine, Relentless Fury

Haste, trample
This spell costs {1} less to cast for each time it was already cast during this game.
When Wolverine, Relentless Fury enters the battlefield, it gains +X/+0 until end of turn.
The first time Wolverine, Relentless Fury deals
combat damage to a player each turn, untap up
to X target creatures you control. After this main phase, there is an additional combat phase
followed by an additional main phase