Therion Cross (Dimension Force DIFO-EN070) - Super Rare Yu-Gi-Oh! Card

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.