Caribou Range [Fifth Edition]Set: Fifth Edition Type: Enchantment Aura Rarity: Rare Cost: {2}{W}{W} Enchant land you control Enchanted land has "{W}{W}, {T}: Create a 0 1 white Caribou creature token." Sacrifice a Caribou token: You gain 1 life.

Ob Nixilis Type: Creature — Hydra Rarity: Rare Cost: {4}{G}{G} Trample

destroy all creatures with flying

Set: Commander 2013 Type: Enchantment Rarity: Uncommon Cost: {2}{R} {X}{R}: This turn

In his presence

create two 1/1 white Spirit creature tokens with flying

Set: POP Series 3 Type: Grass Rarity: Common Retreat cost: Colorless

May necessity anneal our resolve

Set: Alpha Edition Type: Artifact Rarity: Uncommon Cost: {1} Whenever a creature dies

(It can't be blocked except by artifact creatures and/or black creatures

Set: From the Vault: Dragons Type: Sorcery Rarity: Rare Cost: {8}{R} Search your library for a Dragon permanent card

each gets +2/+2

you may exile Kozilek's Return from your graveyard