Real-time strategy. Deploy your yard, harvest crystal, build an army, destroy the enemy base.
| Left click | Select a unit or building. With units selected (classic mouse): move, attack, harvest, capture. |
| Right click | Classic: deselect and cancel. Modern: give the order. |
| Drag | Box-select your units. Double-click a unit to select all of that type on screen. |
| Click MCV | Click a selected Mobile Yard again to deploy it into a Construction Yard. |
| Ctrl + click | Force-attack (ground, trees of units, your own units). |
| Alt + click | Force-move (no attack, no harvest). |
| Ctrl + 1–9 | Assign team. 1–9 selects it; press twice to centre on it. |
| S / G / X | Stop / guard / scatter. |
| H | Centre on your Construction Yard. |
| R / Z | Repair mode / sell mode. Right-click or Esc leaves the mode. |
| Sidebar | Left-click starts or resumes. Right-click puts on hold; right-click again cancels and refunds. When a structure says READY, click it, then click the map to place it next to your base. |
| Mouse wheel | Zoom in and out. |
| Arrows / edge | Scroll the map. Click the radar to jump (or to move selected units there). |
| Esc / P | Menu and pause. Save, load, game speed, sound. |