Vronos, Masked Inquisitor is a rare Legendary Planeswalker — Vronos card from Commander Masters (CMM), collector number 729. Current market price: $21.53, TCGplayer market prices via Scryfall.
+1: Up to two other target planeswalkers you control phase out at the beginning of the next end step. (Treat them and anything attached to them as though they don't exist until your next turn.) −2: For each opponent, return up to one target nonland permanent that player controls to its owner's hand. −7: Target artifact you control becomes a 9/9 Construct artifact creature and gains vigilance, indestructible, and "This creature can't be blocked."