Convoke (Your creatures can help cast this spell. Each creature you tap while casting this spell pays for or one mana of that creature's color.)Draw two cards.
Improvise (Your artifacts can help cast this spell. Each artifact you tap after you're done activating mana abilities pays for .)When Maverick Thopterist enters, create two 1/1 colorless Thopter artifact creature tokens with flying.
Plainswalk (This creature can't be blocked as long as defending player controls a Plains.)Whenever Graceful Antelope deals combat damage to a player, you may have target land become a Plains until Graceful Antelope leaves the battlefield.
When Diabolic Servitude enters, return target creature card from your graveyard to the battlefield.When the creature put onto the battlefield with Diabolic Servitude dies, exile it and return Diabolic Servitude to its owner's hand.When Diabolic Servitude leaves the battlefield, exile the creature put onto the battlefield with Diabolic Servitude.
VigilanceEternalize (, Exile this card from your graveyard: Create a token that's a copy of it, except it's a 4/4 black Zombie Human Cleric with no mana cost. Eternalize only as a sorcery.)
When Augur of Bolas enters, look at the top three cards of your library. You may reveal an instant or sorcery card from among them and put it into your hand. Put the rest on the bottom of your library in any order.
Toxic Iguanar has deathtouch as long as you control a green permanent. (Any amount of damage a creature with deathtouch deals to a creature is enough to destroy it.)
When First-Sphere Gargantua enters, you draw a card and you lose 1 life.Unearth (: Return this card from your graveyard to the battlefield. It gains haste. Exile it at the beginning of the next end step or if it would leave the battlefield. Unearth only as a sorcery.)
Exploit (When this creature enters, you may sacrifice a creature.)When Silumgar Butcher exploits a creature, target creature gets -3/-3 until end of turn.
Kicker (You may pay an additional as you cast this spell.)Create two 1/1 green Saproling creature tokens. If this spell was kicked, create four of those tokens instead.