Target creature gets -X/-X until end of turn, where X is the sacrificed creatures power
The power boost lets your creature take down most stuff, and you come out ahead thanks to the token, and at only one mana it is really priced to move
I attribute the popularity of these requests to the evocative nature of the cards themselves
White Battlefield Promotion is a pretty complicated combat trick and card design, doing two complementary buffs and some unrelated lifegain
Black Cat, Cunning Thief Common Crook The Death of Gwen Stacy Eddie Brock Gwenom, Remorseless Inner Demons Gangsters Merciless Enforcers Morlun, Devourer of Spiders Parker Luck Prison Break Risky Research Sandmans Quicksand Scorpion, Seething Striker Scorpions Sting The Soul Stone Spider-Man Noir The Spots Portal Swarm, Being of Bees Tombstone, Career Criminal Venom, Evil Unleashed Venomized Cat Venoms Hunger Villainous Wrath Angry Rabble Electro, Assaulting Battery Electros Bolt Gwen Stacy Heroes Hangout Hobgoblin, Mantled Marauder J
Oh, Grixis Gifts didnt work out for you
