Day 3: Cave Crunch [Unity 2022.3.5f1]

Day 1: Gravity Flappy(unity) by Coding Beast (itch.io)

Day 2: Gravity Dash by HarryThurston (itch.io)

Space to change buoyancy

Right click will slam you to the roof/floor (didn't have time to change this).

A diving game with plenty of potential for further additions :)

Forgot to add: the kelp doesn't help you, go around it!