DanSupreme King Gate Zero
It confirms "Supreme King Z-ARC" Supreme King Gate Infinity
The Phantom Knights of Cursed Javelin
Sylvan Princessprite
True King of All Calamities
Waterfall of Dragon Souls
Lyrilusc - Assembled Nightingale
Subterror Fiendess
Level 1 EARTH Spellcaster-Type Effect Monster
ATK 800
DEF 500
During either player's turn, when your opponent activates a card or effect: YOu can send this card from your hand or field to the Graveyard, then target 1 "Subterror" monster you control; negate the activation, then change the targeted monster to face-down Defense Position. You can target 1 face-up monster you control; change it to face-down Defense Position, and if you do, Special Summon 1 "Subterror" monster from your hand or Graveyard, in face-up or face-down Defense Position. You can only use each effect of "Subterror Fiendess" once per turn.
Source: Still "Owl Central Games"