Therion Irregular

You can target up to 3 "Therion" monsters in your GY; Special Summon this card from your hand, and if you do, equip the targeted monsters to this card. You can discard 1 "Endless Engine Argyro System"; destroy all cards your opponent controls. While this card is equipped to a monster: You can Special Summon this card, then equip to this card the monster it was equipped to. You can only use each effect of "Therion Irregular" once per turn.

Machine DARK Effect Monster 10 effect