When Celes enters, discard any number of cards, then draw that many cards plus one.

Whenever one or more other creatures you control enter, if one or more of them entered from a graveyard or was cast from a graveyard, put a +1/+1 counter on each creature you control.

When Toph enters, earthbend X, where X is the amount of mana spent to cast her.

Land creatures you control have double strike.

Reach

Whenever a face-down permanent you control is turned face up, put a +1/+1 counter on it and a +1/+1 counter on this creature.

Whenever you cast a spell from exile or a land you control enters from exile, create a 2/2 green Wolf creature token.

, , Discard a card: Exile the top card of your library. You may play it this turn.

Whenever another creature you control enters, put a +1/+1 counter on that creature.

Protection from Werewolves

Human creatures you control have ": Add one mana of any of this creature's colors."

, : Put a +1/+1 counter on each creature you control.

Flying, lifelink

Whenever this creature or another creature you control enters, if that creature entered from a graveyard or you cast it from a graveyard, put a +1/+1 counter on this creature.

At the beginning of your end step, put a loyalty counter on another target planeswalker you control.

+1: Create a 1/1 red Wizard creature token with ": Add . Spend this mana only to cast a planeswalker spell."

−3: You draw X cards and Commodore Guff deals X damage to each opponent, where X is the number of planeswalkers you control.

Commodore Guff can be your commander.

Whenever a creature you control with power 5 or greater enters, you may put a +1/+1 counter on this creature.

Aang has vigilance as long as there's a Lesson card in your graveyard.

Whenever another creature you control dies, put a +1/+1 counter on Aang.

Flying

Whenever another creature you control with flying dies, put a +1/+1 counter on target creature you control.

Flying

Whenever you cast a noncreature spell, create a 1/1 white Spirit creature token with flying.

Sacrifice a Spirit: Add .

Whenever you cast a creature spell with mana value 4 or greater, you draw a card, gain 1 life, and put a +1/+1 counter on Helga.

: Add X mana of any one color, where X is Helga's power. Spend this mana only to cast creature spells with mana value 4 or greater or creature spells with in their mana costs.

Whenever an artifact you control enters, put a +1/+1 counter on target creature you control.

Whenever a nonland creature you control dies, earthbend X, where X is that creature's power. (Target land you control becomes a 0/0 creature with haste that's still a land. Put X +1/+1 counters on it. When it dies or is exiled, return it to the battlefield tapped.)

Lifelink

Whenever another creature you control enters, put a +1/+1 counter on that creature if its power is less than Shelinda's power. Otherwise, put a +1/+1 counter on Shelinda.

Whenever you cast a noncreature spell, put a +1/+1 counter on this creature.

Whenever another creature you control or a land you control is put into a graveyard from the battlefield, put a +1/+1 counter on target creature you control.