When this card inflicts Battle Damage to your opponent: You can Special Summon 1 Level 4 or lower "Atlantean" Sea Serpent-Type monster from your Deck, except "Atlantean Marksman". When this card is sent to the Graveyard to activate a WATER monster's effect: Target 1 Set card your opponent controls; destroy that target.
![Atlantean Marksman [SDRE-EN003] Common](http://www.cardmerchanttakapuna.co.nz/cdn/shop/products/67c804f2-8c95-59ad-b7e6-e2ea0e63456b.png?v=1698552126&width=1445)