Sakashima's Student [The List] Dark Angels Set: Black & White: Boundaries

Set: Black & White: Boundaries Crossed Type: Water Rarity: Uncommon Retreat cost: Colorless

Clockwork Hydra deals 1 damage to any target

sacrifice Lightning Serpent

then draw cards equal to the number of cards named Accumulated Knowledge in all graveyards

Its activated abilities can't be activated this turn

Sakashima's Student [The List] Dark Angels Set: Black & White: BoundariesSet: The List Type: Creature Human Ninja Rarity: Rare Cost: {2}{U}{U} Ninjutsu {1}{U} ({1}{U}, Return an unblocked attacker you control to hand: Put this card onto the battlefield from your hand tapped and attacking.) You may have Sakashima's Student enter the battlefield as a copy of any creature on the battlefield, except it's a Ninja in addition to its other creature types.