Guide not written yet. We add one after we've played the game. For now, this is the developer's own description.
About Metal Animals
Lead a band of tank-riding fluffy soldiers in Metal Animals! Strategize by swapping troops to fend off an adorable yet fierce enemy. Engage in fast-paced, tactical fun as you manage your cute combatants' energy levels. Unleash the ultimate blend of charm and chaos without breaking stride.
Description supplied by the developer via GamePix.