Whenever you clash, tap target creature an opponent controls. If you won, that creature doesn't untap during its controller's next untap step. (This ability triggers after the clash ends.)
Clash with an opponent, then return target creature to its owner's hand. If you win, you may put that creature on top of its owner's library instead. (Each clashing player reveals the top card of their library, then puts that card on the top or bottom. A player wins if their card had a higher mana value.)
When Oblivion Ring enters, exile another target nonland permanent.When Oblivion Ring leaves the battlefield, return the exiled card to the battlefield under its owner's control.
Changeling (This card is every creature type.)Champion a creature (When this enters, sacrifice it unless you exile another creature you control. When this leaves the battlefield, that card returns to the battlefield.)Lifelink (Damage dealt by this creature also causes you to gain that much life.)
Swampwalk (This creature can't be blocked as long as defending player controls a Swamp.)Whenever a player casts a Goblin spell, you may pay . If you do, you gain 2 life.