Training Grounds (Foil Etched) [March of the Machine: The Aftermath] Magic 2013 Tokens each hoping the exploit will

each hoping the exploit will become as well-known as those of Auntie Grub

Set: Fourth Edition (Foreign White Border) Rarity: Rare FlyingT: Add one mana of any color to your mana pool

Add an amount of {B} equal to the sacrificed creature's mana value

Set: Rivals of Ixalan Promos Type: Creature — Merfolk Wizard Rarity: Rare Cost: {2}{U}{U} Whenever a Merfolk you control deals combat damage to a player

Training Grounds (Foil Etched) [March of the Machine: The Aftermath] Magic 2013 Tokens each hoping the exploit willSet: March of the Machine: The Aftermath Type: Enchantment Rarity: Rare Cost: {U} Activated abilities of creatures you control cost 2 less to activate. This effect can't reduce the mana in that cost to less than one mana.