Whenever an opponent casts a creature spell, that player loses 2 life unless they pay {2}.

Whenever a player casts a spell, if it's not their turn, this creature deals 4 damage to them. Whenever you activate an exhaust ability, put a +1/+1 counter on this creature.

First strike When this creature enters, exile a card from a graveyard. Whenever a player plays a land or casts a spell, if it shares a card type with the exiled card, this creature deals 2 damage to that player.

Whenever a player casts a spell with mana value 3 or less, this creature deals 2 damage to that player.

Whenever an opponent casts a noncreature spell, this creature deals damage equal to its power to that player. Undying (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.)

Haste Whenever a player casts their second spell each turn, this creature deals 2 damage to target opponent.

Whenever an opponent casts a noncreature spell, that player loses 2 life and you gain 2 life.

Rather than pay {2} for each previous time you've cast this spell from the command zone this game, pay 2 life that many times. Flying, lifelink Whenever a player casts a spell, they lose 2 life.

Whenever a player casts a noncreature spell, this creature deals damage to that player equal to the number of noncreature spells they've cast this turn.

Flying Whenever a player casts a spell, they lose 1 life for each spell they've cast this turn.

Haste Renown 1 (When this creature deals combat damage to a player, if it isn't renowned, put a +1/+1 counter on it and it becomes renowned.) Whenever an opponent casts a noncreature spell, if this creature is renowned, this creature deals 2 damage to that player.

Whenever a player casts a spell, if it's not their turn, this creature deals 4 damage to them.

Flying Whenever a player casts a nonblack spell, that player loses 1 life.

Enchant player Whenever enchanted player casts a spell other than the first spell they cast each turn or copies a spell, this Aura deals 2 damage to them.

As this enchantment enters, choose a color. Whenever a player casts a spell of the chosen color, that player loses 1 life.

Whenever an opponent casts a spell, that player loses 5 life unless they discard a card.

Whenever a player casts a spell with mana value 3 or less, this enchantment deals 2 damage to that player.