Splatoon 3

Splatoon 3 is a team-based third-person shooter video game developed and published by Nintendo for the Nintendo Switch. It is the sequel to the 2015 Wii U title Splatoon and the 2017 Nintendo Switch title Splatoon 2, and includes a story-driven single-player mode, as well as an online multiplayer mode that features up to eight players in online four-versus-four matches. The game was announced in January 2019, and released worldwide on July 26, 2019.

Plot
The story how Agent 4 and Marie rescued Callie. Agent 5 (Inkling Girl) and Agent 6 (Inkling Boy).

Splat Shrinker, it can shrink things and Octarians. However, it shrinks him and Agent 6.