it gains this effect while face-up on the field: *Once per turn, during your opponent's Standby Phase: Inflict 200 damage to your opponent for each face-down card they control
Even so, Gong's defense managed to withstand all of the attacks of "Rune-Eyes" and allowed him to set himself up for a win on the next turn
Sure, 5 mana isnt an amazing rate for a board wipe, but it is definitely still acceptable for most Commander decks outside of cEDH
II You may exchange control of two target nonbasic, noncreature permanents that share a card type
Jack remembering Carly, refused, and his Life Points were lowered to 1
Personally, I really enjoy playing this in Commander purely for the political potential of revealing what cards are in a players hand