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Cards · Therion
Therion "King" Regulus

Therion "King" Regulus

EARTH · Machine / Effect Monster · Level 8 · ATK 2800 / DEF 1600
You can only use each of the following effects of "Therion "King" Regulus" once per turn. ● You can target 1 "Therion" monster or 1 Machine monster in your GY; Special Summon this card from your hand, and if you do, equip that monster to this card. ● When your opponent activates a card or effect (Quick Effect): You can send 1 "Therion" Monster Card from your hand or face-up field to the GY; negate that effect. A "Therion" monster equipped with this card gains 700 ATK, also it can activate the 2nd effect listed above as if it were "Therion "King" Regulus".

Is it legal?

TCGUnlimited (3)
OCGUnlimited (3)
Master DuelUnlimited (3)
Rarity: Ultra Rare (UR)
Genesys33 points

Price

About $0.37–$2.95 across printings and stores (as of Oct 8, 2026). See listings on TCGplayer · eBay · Cardmarket (EU)

Played in tournaments

In 13 recent tournament lists, mostly DoomZ (6), Trains (4), R.B. (3).

Most often played with

Across the tournament lists that run Therion "King" Regulus: the share of those lists that also run each card.

Gigantic "Champion" SargasGigantic "Champion" Sargas
67% of listsPower Patron DoomZPower Patron DoomZ
67% of listsDoomZ Command "D.O.O.M.D.U.R.G."DoomZ Command "D.O.O.M.D.U.R.G."
67% of listsVarudras, the Final Bringer of the End TimesVarudras, the Final Bringer of the End Times
67% of listsDoomZ XII End - DrastriusDoomZ XII End - Drastrius
67% of listsVidolium the Unstable Power Patron of UnityVidolium the Unstable Power Patron of Unity
67% of listsDoomZ Command "A.D.R.A.S.T.E.I.A."DoomZ Command "A.D.R.A.S.T.E.I.A."
67% of listsDoomZ RaidersDoomZ Raiders
67% of listsDoomZ Break - DiactorusDoomZ Break - Diactorus
67% of listsProhibited Power Patron Portal - TerminusProhibited Power Patron Portal - Terminus
67% of listsDoomZ XIII Over - GraflareioDoomZ XIII Over - Graflareio
67% of listsJupredo the Shademachine Power PatronJupredo the Shademachine Power Patron
67% of lists

Printings

SetCodeRarity
Dimension ForceDIFO-EN007Secret Rare
Dimension ForceDIFO-EN007Starlight Rare
25th Anniversary Tin: Dueling Heroes Mega PackMP23-EN063Prismatic Secret Rare
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