SIG - a fascinating puzzle, whose goal is to free space, to connect shapes. With each level the game becomes more difficult, by adding new barriers and increasing the number of your cubes.

Features:
- The game has 40 levels. From elementary to the most complex.
- A pleasant soundtrack.
- 100 achievements.
- Soothing design and smooth animation.

Control:
- Move: WASD, Arrow
- Connection: R
- Pause: ESC