![Legendary Atlantean Tridon [MP14-EN019] Common](http://mediareload.net/cdn/shop/products/b40b18a3-ff7f-595e-a67a-d83ca3254d0a_1024x1024.png?v=1709480093)
![Legendary Atlantean Tridon [MP14-EN019] Common](http://mediareload.net/cdn/shop/products/b40b18a3-ff7f-595e-a67a-d83ca3254d0a_480x480.png?v=1709480093)
| Set: | 2014 Mega-Tins Mega Pack |
| Card type: | Effect Monster |
| Rarity: | Common |
| Attack: | 1600 |
| Defense: | 800 |
You can Tribute this card and 1 Sea Serpent-Type monster; Special Summon 1 "Poseidra, the Atlantean Dragon" from your hand or Deck, then all monsters your opponent currently controls lose 300 ATK.