Khopa's itch.io profile lists three games: Deeper, Protector (an NES homebrew game made for Ludum Dare 46) and Dwarves Manager, a strategy game about dwarves. The profile links the X (Twitter) account Kho_opa.
A puzzle roguelike for the Game Boy Advance: dig down through timed puzzle rooms, run after run. Made in about 15 hours; the developer credits the code to Claude Opus 5.