this is a Suika-like game where you combine similar elements to form the next one in the periodic table. made in 10~ hours (https://hackatime.hackclub.com/@derukaeru)
you can play this game at https://derukaeru.itch.io/atom-keys the one key to press is [SPACE]
p.s. i probably wont update this (to add sfx, more stuff etc) because of other projects but i'll try!