Adrix and Nev, Twincasters is a mythic Legendary Creature — Merfolk Wizard card from Murders at Karlov Manor Commander (MKC), collector number 198. Current market price: $7.65, TCGplayer market prices via Scryfall.
Ward {2} (Whenever this creature becomes the target of a spell or ability an opponent controls, counter it unless that player pays {2}.) If one or more tokens would be created under your control, twice that many of those tokens are created instead.