Metal monster is a fast board game, you have to click on contiguous colored balls to remove them. (In order to destroy the monster) Time is running fast and adds a line at the bottom. Remember click the bonus diamond behind a colored ball.

Use hero and Towers to defense DeltaStation from destroying. Moving hero - Arrows/WASD, Hero shooting in auto-mode, Building a towers - grab them with mouse from top(Orbs). Speed up game - SHIFT. Unique features: Hero on battlefield, Comics, Dynamical map, Powers - magic-like effects(chain, fork, poison, slow etc).