S.O.L: Search of Light

Your first robot Bring a new robot to your base.

Is that a puzzle? Try solving your first puzzle.

Futuristic recipe Find one of the robot recipes.

Welcome Buy your first item in a shop within the black hole.

Extravagant Buy 10 items in the shop within the black hole.

Building a City You created your first upgrade.

Unstoppable You created 10 upgrades.

As good as new You created 30 upgrades.

Expansionist Unlock an additional wall.

From Village to City Unlock all walls.

Assistant Sentry Build your first sentry turret.

Maximum defense Unlock all sentry turrets.

To hell with the record Your base has been destroyed.

The Abyss Reach Depth level 3.

Getting Closer Reach Depth level 10.

Nothing Left Reach Depth level 25.