This guy is a multi-format all-star and Cube staple
Anti-Venom, Horrifying Healer (SPM) $47 The second most expensive card from the Standard set is Anti-Venom, Horrifying Healer
Also, this card is able to transform into a Gruul-colored Blightsteel Colossus on its flipside as long as you pay 10 mana or nine mana and two life, so that might act as the trump card Etali, Primal Storm is stuck as a six-mana 6/6 with no keywords
Belle, the Inventive Engineer, lowers item costs when questing, adding Belle and Beast flair to your deck with a touch of magic
This falls in line with Stax style decks that dont let your opponents go wild and try to maintain control of the board state
This card is just good in a deck where counters matter without any effort