Samples Required is a third person rogue-like tower defence where you can find new turret blueprints and items to equip on those turrets, or yourself. Experiment with different turrets and builds to find what works best for you, or just blow stuff up with rockets, your choice.

Equip and deploy various buildings to defend your ship from enemy ships.

Plan your path through the galaxy.

Explore levels to find rare loot and collect samples from an alien hivemind.