Yeah, the official site leaked its effect.





Enmaryuu Red Daemons Abyss / Hot Red Dragon Archfiend Abyss

Level 9 DARK Dragon-Type Synchro Effect Monster

ATK 3200

DEF 2500

1 Tuner + 1 Dark Dragon-Type non-Tuner Synchro monster

The (1) and (2) effects of “Hot Red Dragon Archfiend Abyss” can each only be used once per turn.

(1) During either player’s turn: You can target 1 face-up card your opponent controls; that card’s effect is negated until the end of the turn.

(2) When this card inflicts battle damage to your opponent: You can target 1 {Tuner?} in your Graveyard; Special Summon that monster in Defense.

Note: Effects not 100% confirmed due to image quality.

Source