Sliver Overlord [Scourge] XY119 Set: Welcome to Rathe Edition:

Set: Welcome to Rathe Edition: Alpha Print Finish: Rainbow Foil Rarity: Common Class: Generic Cost: 1 Choose 1

Return it to the battlefield under your control at the beginning of the next end step

destroy Cosmic Horror unless you pay {3}{B}{B}{B}

Set: Neo Genesis 1st Edition Type: Lightning Rarity: Holo Rare

Sliver Overlord [Scourge] XY119 Set: Welcome to Rathe Edition:Set: Scourge Type: Legendary Creature Sliver Mutant Rarity: Rare Cost: {W}{U}{B}{R}{G} {3}: Search your library for a Sliver card, reveal that card, and put it into your hand. Then shuffle your library. {3}: Gain control of target Sliver. (This effect lasts indefinitely.) The end of evolution.