Torpedo

The Torpedo is a sub weapon in Splatoon 2. It is a Bomb-type weapon which, when thrown near an enemy, changes shape and targets the foe, exploding on impact and splatting ink everywhere. Torpedoes thrown by opponents can be shot down with your attack.

Splatoon 2
The Torpedo was first teased in 2018-10-31 by official Nintendo social media. . It was added to the game on 2018-11-07 as part of the update.