Endrek Sahr, Master Breeder (Foil Etched) [Commander Masters] Doctor Who Tokens Sky Dreamer and Drakes you

Sky Dreamer and Drakes you control each get +X+X until end of turn

note to his researchers

Set: Innistrad: Double Feature Type: Instant Rarity: Common Cost: {3}{U} Target creature's owner puts it on the top or bottom of their library

Set: Jumpstart Type: Instant Rarity: Common Cost: {1}{W} Target creature gets +2/+2 and gains lifelink until end of turn

Endrek Sahr, Master Breeder (Foil Etched) [Commander Masters] Doctor Who Tokens Sky Dreamer and Drakes youSet: Commander Masters Type: Legendary Creature Human Wizard Rarity: Rare Cost: {4}{B} Whenever you play a creature spell, put X 1 1 black Thrull creature tokens into play, where X is that spell's converted mana cost. When you control seven or more Thrulls, sacrifice Endrek Sahr, Master Breeder. Creator of life, bringer of death.