Imperious Perfect [Champs and States] Avatar Incarnation They only specify the consequences

They only specify the consequences should you fail

if three or more cards were put into your graveyard this turn from anywhere

Set: Fifth Dawn Type: Artifact Rarity: Rare Cost: {3} You may play lands from your graveyard

Sacrifice Verdant Catacombs: Search your library for a Swamp or Forest card

Set: Morningtide Type: Enchantment Rarity: Rare Cost: {1}{G} Whenever a creature enters the battlefield under your control

Imperious Perfect [Champs and States] Avatar Incarnation They only specify the consequencesSet: Champs and States Type: Creature Elf Warrior Rarity: Rare Cost: {2}{G} Other Elves you control get +1 +1. {G}, {T}: Create a 1 1 green Elf Warrior creature token.