Fervor - [Foil] Magic 2013 (M13)Creatures you control have haste. (They can attack and {T} as soon as they come under your control.) "We won't sit like lazy gob slugs waiting for death to come to us. We'll bring death, shiny sharp, to our enemies." Krenko, mob boss

To merfolk

Scourge of Kroog enters the battlefield tapped and doesn't untap during your untap step

one soul at a time

1 or 2 — [+2]

"Leave no survivors

including special alternate-art cards

• Each opponent sacrifices a planeswalker

"Power is wasted on the weak

Or these vials of invisible potion

Whenever a creature or land becomes tapped

Who Whispers Twice

Whenever Metropolis Reformer is dealt damage