He Speaks Jaoanese But Can Write Letters In Paper As Subtitles For People To Understand
He Knows Alot Of "Tom And Jerry" Memes
Meme Mouse has him hold an ice cube, which is a reference to Tom & Jerry: Chase. Ice cubes are an item that can be used by the mice players to freeze the cat (and each other).
The rocket seen in Meme Mouse's weapons also references Tom & Jerry: Chase as the cat player's main goal is to tie every mouse player to a rocket and send them off