When your opponent activates a monster effect, while you control a "Therion" monster: You can activate 1 of these effects; ● Negate that effect. ● Banish that monster. If you have "Endless Engine Argyro System" in your GY at activation, you can activate both effects (at resolution, negate, then banish). You can only activate 1 "Therion Cross" per turn.
| Printing | Rarity | 1st Edition | Unlimited | Actions |
|---|---|---|---|---|
MP23-EN10025th Anniversary Tin: Dueling Heroes Mega Pack | C | 1st | Unl. | |
DIFO-EN070Dimension Force | SR | 1st | Unl. |
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