The activation of your Thunder monsters' effects cannot be negated. Once per turn, if a "Thunder Dragon" monster(s) is Normal or Special Summoned to your field: You can target 1 Spell/Trap on the field; banish 1 Thunder monster from your Deck, and if you do, destroy that target.
![Thunder Dragon Discharge [MP19-EN208] Common](http://www.cardmerchanttakapuna.co.nz/cdn/shop/products/52dc8cc1-145d-554f-9f24-e64ed1f8928f.png?v=1698533025&width=1445)