Some cards have clauses that means they cant be destroyed by card effects, others cant even be targeted by card effects and at the very extreme youve got monsters that are completely unaffected by other card effects
One of the most popular abilities we've ever designed, kicker gives your cards a little flexibility
Spell Reverse Breaker Equip Spell Equip only to a "Utopia" monster
Weakness: Grass (x2) Resistance: None Retreat: 1 Lycanroc - Fighting - HP120 Stage 1 - Evolves from Rockruff [F][C] Midnight Fang: 240- damage
Throughout his journey, Jaden had to fight against the forces of evil, who tried to bring chaos to the human realm
If you don't have a card that can be collected, you can't exchange cards, so it's a pain that you can't use it to avoid accidents, especially in U.A