Therion Cross

[Trap 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.

25TH ANNIVERSARY TIN: DUELING HEROES MEGA PACK