Ashiok, Nightmare Muse 208/254 (Theros Beyond Death)

+1: Create a 2/3 blue and black Nightmare creature token with "Whenever this token attacks or blocks, each opponent exiles the top two cards of their library." −3: Return target nonland permanent to its owner's hand, then that player exiles a card from their hand. −7: You may cast up to three spells from among face-up cards your opponents own from exile without paying their mana costs.

NM - $8.50
LP - $6.80
MP - $5.10
HP - $3.40
DMG - $2.20