Set: 25th Anniversary Tin: Dueling Heroes Mega Pack ATK/DEF: 1600/2800 Card Number: MP23-EN120 Monster Type: Machine Rarity: Common Attribute: DARK Card Text: You can target up to 3 "Therion" monsters in your GY; Special Summon this card from your hand , and if you do equip them 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 the monster this card was equipped to to this card. You can only use each effect of "Therion Irregular" once per turn. Level: 10 Card Type: Effect Monster Name: Therion Irregular Edition: 1st