free-sprunki

This is currently one of my favorite browser games. Sprunki Game combines easy music making with sudden horror jumps. Drag characters, build tracks, then watch the cute world flip into something scary.

Detailed guide with all characters and secret unlocks:
https://sprunkin.jp/blog/sprunki-all-characters-plus-hidden

Perfect for killing time at work or late night. No registration needed — just click and play!