Therion Irregular

DARK · Machine / Effect Monster · Level 10 · ATK 1600 / DEF 2800

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.

Is it legal?

TCGUnlimited (3)

OCGUnlimited (3)

Master DuelUnlimited (3)

Rarity: Ultra Rare (UR)

Genesys0 points

Price

About $0.05–$0.08 across printings and stores (as of Oct 8, 2026). See listings on TCGplayer · eBay · Cardmarket (EU)

Printings

Set	Code	Rarity
25th Anniversary Tin: Dueling Heroes Mega Pack	MP23-EN120	Common
Power of the Elements	POTE-EN009	Ultra Rare

Build a deck around Therion Irregular

Genny reads every card ever printed, builds a legal deck around this one, grades it against the current meta, and the simulator can test it hundreds of times.

Build with this card