Delete The Hypercube

An extradimensional cube has manifested, sapping energy from Earth's core.
Delete it to avoid the impending calamity.

Controls:
Mouse, controller in the future.

Important notes:
THERE IS NO SAVE FUNCTIONALITY YET.

A browser build is not available due to occlusion culling not being supported. 
Early demo, still in balancing, will be available 06.03