If was spent to cast this spell, you may have target creature get -3/-3 until end of turn. If was spent to cast this spell, you may have target creature get +3/+3 until end of turn. (Do both if was spent.)
TrampleTap an untapped red creature you control other than Impelled Giant: Impelled Giant gets +X/+0 until end of turn, where X is the power of the creature tapped this way.
When Duergar Hedge-Mage enters, if you control two or more Mountains, you may destroy target artifact.When Duergar Hedge-Mage enters, if you control two or more Plains, you may destroy target enchantment.
: Groundling Pouncer gets +1/+3 and gains flying until end of turn. Activate only once each turn and only if an opponent controls a creature with flying.
Target creature gets +4/+4 until end of turn.Retrace (You may cast this card from your graveyard by discarding a land card in addition to paying its other costs.)
FlyingWhen Flickerwisp enters, exile another target permanent. Return that card to the battlefield under its owner's control at the beginning of the next end step.
FlashPersist (When this creature dies, if it had no -1/-1 counters on it, return it to the battlefield under its owner's control with a -1/-1 counter on it.)
, Sacrifice Grazing Kelpie: Put target card from a graveyard on the bottom of its owner's library.Persist (When this creature dies, if it had no -1/-1 counters on it, return it to the battlefield under its owner's control with a -1/-1 counter on it.)