Straight from Konami themselves, a new Trap Card, 2 new horrors of the deep and a new member of the hunters!
Subterror Behemoth Ultramafus
Level 12 EARTH Pyro-Type Flip Effect Monster
ATK 3000
DEF 1800
FLIP: You can change all other face-up monsters on the field to face-down Defense Position. You can only use this effect of “Subterror Behemoth Ultramafus” once per turn.
When a face-up monster you control is flipped face-down, if you control no face-up monsters: You can Special Summon this card from your hand in Defense Position. Once per turn: You can change this card to face-down Defense Position.
Subterror Nemesis Archer
Level 3 EARTH Fairy-Type Effect Monster
ATK 1600
DEF 1400
At the start of the Damage Step, if this card attacks an opponent’s face-down Defense Position monster and you control another “Subterror” monster: You can shuffle that opponent’s monster into the Deck. If this card on the field is destroyed by battle or card effect and sent to the Graveyard: You can Special Summon 1 “Subterror” monster from your Deck in face-up or face-down Defense Position. You can only use each effect of “Subterror Nemesis Archer” once per turn.
Subterror Behemoth Stygokraken
Level 5 EARTH Sea Serpent-Type Flip Effect Monster
ATK 1600
DEF 2400
FLIP: You can target set cards on the field, equal to the number of “Subterror Behemoth” monsters you control; destroy them. You can only use this effect of “Subterror Behemoth Stygokraken” once per turn.
When a face-up monster you control is flipped face-down, if you control no face-up monsters: You can Special Summon this card from your hand in Defense Position. Once per turn: You can change this card to face-down Defense Position.
Subterror Behemoth Burrowing
Normal Trap Card
You can banish 1 “Subterror” monster from your Graveyard: for the rest of this turn, face-down monsters you control cannot be destroyed by card effects, and your opponent cannot target them with card effects. If this card on the field is destroyed by a card effect: You can add 1 “Subterror” monster from your Deck to your hand. You can banish this card from your Graveyard, then target 1 “Subterror” monster you control; change it to face-down Defense Position.