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Upgrade Sub

49,976 play times
8.2
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Game details

What is Upgrade Sub about?

Turn your weak red sub into an unstoppable Juggernaut! This game takes patience, but stick with it. You start off incredibly weak and will die right away, but thanks to a generous flow of currency, you’ll quickly be able to upgrade your sub! Before you know it, you’ll be getting extremely far! Make sure you dodge mines and other enemies. Upgrade your oxygen first so you can collect gems for more money. This game is all about the grind; do you have what it takes to upgrade your sub?

Can we play Upgrade Sub on mobile?

No, Upgrade Sub is designed for desktop play and works best on computers using a keyboard or mouse.

Is Upgrade Sub free to play?

Yes, Upgrade Sub is free to play on Y8 and runs directly in your browser.

Can we play Upgrade Sub in full screen mode?

Yes, Upgrade Sub can be played in full screen mode for a more immersive experience.

What games can we try next?

Explore more games in our Water games section and discover popular titles like Girls Fix It: Amanda's Ski Jet, Crazy Fishing Html5, Boat Battles, and Happy Trucks - all available to play instantly on Y8 Games.
Category: Adventure and RPG Games
Added on 08 Jan 2012
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1 player

Flash

Side Scrolling

Upgrade

Water