BIO-SUBMARINER DX screenshot 1
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October 2026·Leech Games·
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BIO-SUBMARINER DX is a horizontally-scrolling Shoot 'Em Up, Chomp 'Em Up developed for Game Boy Color! Set sail, devour your enemies from surface to sea floor and destroy the enemy CORE! Get into the BIO-SUB, Captain.

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About BIO-SUBMARINER DX

BIO-SUBMARINER DX is a horizontally-scrolling Shoot 'Em Up, Munch 'Em Up developed for Game Boy Color!

The Homeland is under attack! Pilot the state-of-the-art BIO-SUBMARINE on a treacherous mission across the ocean to destroy the enemy CORE!

THRILLING shoot 'em up, chomp 'em up action! Blast your enemies away or devour them whole! The choice is yours!

BIO-SUBMARINER DX video 1

CRUISE through 11 action-packed levels with branching paths and several endings!

POWER UP your BIO-SUB by redeeming collected FLESH for LOOT to randomly grow your stats!

WATCH OUT! You will face many obstacles including FISH, FISH THAT SHOOT, OVER 10 BOSSES, UNKNOWN FORCES, LIFE AT SEA, LEAKY GOO HOLES, THE CONSEQUENCES OF LIVING INSIDE OF AN ORGANISM WHICH HAS BEEN CONVERTED INTO A BIOLOGICAL SUBMARINE!

EXPERIENCE the ROCKIN' original soundtrack by Nicholas Petris!

CHALLENGE yourself with the ARCADE MODE, featuring 3 ships with unique play styles!

DISCOVER hidden secrets! I bet you won't! I hid them! You will never find all the secrets!

Will you find a way to save the HOMELAND, or will BIO-CORP prevail?! 

-Made with GB Studio-

Steam data © 2026 Valve Corporation. Trademarks are property of their respective owners.

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