I've updated EmulationStation's pixel theme by personally making pixel art of the PS3, Wii U, and 3DS (and their logos). I thought I would share the update here, for anyone that wants
EmulationStation - RetroPie Docs
What's the best game console to turn into Emulationstation? - Hackinformer
Launch CEMU from EmulationStation with Full theme graphics : r/ emulationstation
systems:wiiu [Batocera.linux - Wiki]
Wii Retropie (Emulation Station) Theme from MrXblocks - Arcade Punks
Ultimate Pii - The Wii Theme for EmulationStation from MR XBLOCKS - Arcade Punks
What's the best game console to turn into Emulationstation? - Hackinformer
EmulationStation PC Build VLC - Cemu, Dolphin, Retroarch, and more - YouTube
How do i add a new system like the wii u · Issue #571 · Aloshi/ EmulationStation · GitHub
How to Enable Gyroscope For Wii U Games using Cemu on Steam Deck - Steam Deck HQ