The mana produced by Karn's last ability can be spent on anything that isn't a nonartifact spell
One of the strongest starter decks
10 Nantuko Shrine Market Price: $5.50 An unusual card, this green enchantment could be had for under a dollar before the release of Murders at Karlov Manor in 2024, but that set introduced the intriguing a deck can have any number of this card Slime Against Humanity
(If a creature with a finality counter on it would die, exile it instead.) Because you choose the target of Soulcoil Viper's ability before you pay the cost of sacrificing it, Soulcoil Viper can't be the target of its own ability
you can have access to Fiendlash and Stuffy Doll in the same build, and potentially more damage reflectors if youre in white, too
Warren Soultrader Another free sac outlet, MH3-style