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

Whenever a creature you control enters, draw a card if its power is 3 or greater. Otherwise, put two +1/+1 counters on it.

Trample

Whenever a creature you control with power 4 or greater enters, put a +1/+1 counter on this creature.

Whenever a creature you control with power 3 or greater enters, draw a card.

Whenever a nontoken creature you control with power 4 or greater enters, populate. (Create a token that's a copy of a creature token you control.)

Whenever a creature with power 4 or greater enters, its controller draws a card.

Ferocious — This creature enters with a +1/+1 counter on it if you control a creature with power 4 or greater.

Creatures you control have haste.

Whenever a creature you control with power 4 or greater enters, you may draw a card.

Yorvo enters with four +1/+1 counters on it.

Whenever another green creature you control enters, put a +1/+1 counter on Yorvo. Then if that creature's power is greater than Yorvo's power, put another +1/+1 counter on Yorvo.

Whenever this enchantment or another enchantment you control enters, you may put a +1/+1 counter on target creature.

When this creature enters, put a +1/+1 counter on each creature you control with a +1/+1 counter on it.

Whenever this creature or another Ally you control enters, you may put a +1/+1 counter on this creature.

Whenever a creature you control enters, if that creature is 1/1, put two +1/+1 counters on it.

Whenever a creature you control is dealt damage, put a +1/+1 counter on it. (It must survive the damage to get the counter.)

Landfall — Whenever a land you control enters, you may pay . If you do, put two +1/+1 counters on this creature.

When this creature enters, put a +1/+1 counter on target creature you control.

Whenever this creature attacks, put a +1/+1 counter on each attacking creature with a +1/+1 counter on it.

Evolve (Whenever a creature you control enters, if that creature has greater power or toughness than this creature, put a +1/+1 counter on this creature.)

Whenever this creature evolves, put a +1/+1 counter on each other creature you control with a +1/+1 counter on it.

When this creature enters, if you control a creature with power 4 or greater, draw a card.

Plot (You may pay and exile this card from your hand. Cast it as a sorcery on a later turn without paying its mana cost. Plot only as a sorcery.)