Phyrexian Altar (306) [Invasion]Set: Invasion Type: Artifact Rarity: rare Cost: {3} Sacrifice a creature: Add one mana of any color.

create a 1/1 green Saproling creature token for each +1/+1 counter on this creature

Set: Secret Lair Drop Type: Artifact Rarity: rare Cost: {3} {T}: Add one mana of any color in your commander's color identity

Set: Innistrad: Double Feature Type: Land Rarity: rare This land enters tapped unless you control two or more other lands

−6: Untap up to two target lands you control

Set: Commander Anthology Type: Legendary Creature — Bird Wizard Rarity: mythic Cost: {G}{W}{U} Flying When Derevi enters and whenever a creature you control deals combat damage to a player

you may create a copy of the card with the noted name

Set: Magic 2010 Type: Artifact Rarity: rare Cost: {5} Each creature gets +1/+1 for each other creature on the battlefield that shares at least one creature type with it

Set: From the Vault: Exiled Type: Sorcery Rarity: mythic Cost: {G}{G} Until end of turn

or combat phase

horsemanship (This creature can't be blocked except by creatures with horsemanship

Set: XY Evolutions Rarity: Common

Whenever you cast a green spell