Serum Visions [Arena League 2004] Black Creatures those players control that

Creatures those players control that can block additional creatures may likewise be put into additional piles

or triggered ability

Set: Mercadian Masques Type: Legendary Creature — Goblin Rare Cost: {2}{R} At the beginning of your upkeep

Set: Limited Edition Alpha Type: Instant Rare Cost: {U} Change the text of target spell or permanent by replacing all instances of one basic land type with another

Set: Arena League 1999 Type: Creature — Imp Rare Cost: {B}{B} Flying When you cast a creature spell

Serum Visions [Arena League 2004] Black Creatures those players control thatSet: Arena League 2004 Type: Sorcery Rare Cost: {U} Draw a card. Scry 2.