"Play Co Arm Boy" — What Are You Looking For?

I cannot identify "Play Co Arm Boy." It doesn't match any known game, character, accessory, or term.

Possible Interpretations

• Typo for "PlayStation": "Play Co" → PlayStation? "Arm Boy" → Armored Core? Metal Gear?
• Mobile Game: "Arm Boy" — no results in App Store/Play Store.
• Character: "Arm Boy" — maybe Mega Man (arm cannon), Automaton (Indivisible), Cyborg (DC)?
• Accessory: "Play Co" → PowerA? PDP? "Arm" → controller grip, phone clip?
• Regional/Local Title: Obscure Asian/European release?

Help Me Help You

Provide any of:

• Platform (console, mobile, PC, arcade)
• Genre (fighting, platformer, RPG, etc.)
• Visuals (2D/3D, pixel art, anime, realistic)
• Year/era (90s, 2000s, 2010s, recent)
• Where you heard it (TikTok, YouTube, friend, store)

With more context, I can track it down.