Yep, this is actually doable in a web game played on a phone if the 3D is low-poly (even on my own low end phone :P ). Tilt controls STRONGLY recommended on mobile, and Firefox on some devices won't let them work so try another browser if they're not available.
My take on the phrase "lots of fish in the sea" if you completely disregard it having anything to do with romantic BS and instead make it suitable for NewGrounds by putting a hungry sumo wrestler on a surf board.
Players: This is just something silly for the jam, if you want a srs bizniz game play Quad
Devs: If you want to use tilt controls and motion sensors for your mobile games in HTML and especially in Godot here's how I did it