Nintendo Switch

Space Mercenary Defense Force

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Survive the cosmic onslaught by upgrading and equipping a vast arsenal of modular weaponry!

Defend against an alien invasion and take down the mother ship in joyously hectic roguelike style! Space Mercenary Defense Force is a tactical sci-fi action shooter where your primary objective is survival. Equip your ship’s directional module slots with various weapon technology – explosive, defensive, beam, deployable and more. Over 600 upgrades with branching advancement paths make each run unique depending on your strategic choices.

Withstand the alien onslaught from all directions, moving your ship through space to align targets with the most effective tech modules and maintaining a safe distance from the swarm. Complete optional encounters like mini-bosses and conduit charging to earn rewards, then spend hard-earned credits to unlock new ships, perpetual astral upgrades, perks and celestial modifiers!


• Survive enemy swarms in tactical roguelike action!
• Choose from more than 600 weapon upgrades.
• Equip modular tech to your directional weapon slots as you switch up strategy on the fly!
• Take down big bosses and complete objectives for valuable rewards.
• Unlock upgrades to stack the deck in your favor for future runs.
• Enjoy unlimited replay value across Classic and Challenge modes!

Software description provided by the publisher.

Space Mercenary Defense Force

ESRB rating

Fantasy Violence

Supported play modes




Product information

Release date

May 1, 2024

No. of players


ESRB rating

Supported play modes

TV mode, Tabletop mode, Handheld mode

Game file size

149 MB

Supported languages


Play online, access classic NES™ and Super NES™ games, and more with a Nintendo Switch Online membership.

This game supports:Save Data Cloud

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Nintendo Switch Pro Controller