Check out this transparent Robotboy - Protoboy PNG image

Superactivited Protoboy and Robotboy by Loxerion on DeviantArt

Protoboy v. Atlas (Robotboy v. Astroboy) : r/DeathBattleMatchups

Protoboy 3d model by thomas1158 on DeviantArt

Protoboy, Near Pure Evil Wiki

Cinderace Queen 🔥⚽️🐇 on X: dA link: #Robotboy along with his siblings: Robotgirl, Protoboy, & Bjornbot! 1 year since I rejoined the fandom! <3 / X

KatMaz on X: My two favourite bots! Can see how I've coloured them here: #robotboy #protoboy #protogirl #robotgirl #cartoons #photoshop / X

What if protoboy was fixed by a random professor after he turned evil? (Credit to kindah_is_here_UwU for this) : r/robotboy

Cinderace Queen❤️🔥⚽🐇 — Robotboy and Protoboy being in the other's body

Thabo Mosia on Instagram: You always like Robotboy better than Protoboy. Now get vengeance!!! #robotboy #protoboy #nostalgia #cartoonnetwork #cartoon #tv #mecha #robot #oldschoolcartoons #art #artist #artistsofinstagram #digitaldrawing #digitalart

Request] ProtoBoy: RobotBoy, Ready to Play. Sparta Extended Remix