Goblin Assassin - [Foil, Retro Frame] The List (PLIST) C17 "He is Yawgmoth's reward to

"He is Yawgmoth's reward to me

return target instant or sorcery card from your graveyard to your hand

When that mana is spent to cast an instant or sorcery spell

the levelers rip through every corner of Mirrodin

If an artifact or creature entering the battlefield causes a triggered ability of a permanent you control to trigger

Goblin Assassin - [Foil, Retro Frame] The List (PLIST) C17 "He is Yawgmoth's reward toWhenever Goblin Assassin or another Goblin enters the battlefield, each player flips a coin. Each player whose coin comes up tails sacrifices a creature. The more victims he kills, the more likely he is to get the right one.