Pull out the troops through the portal and platform, set the strategy to put the troops in the right place in order to destroy the enemy base, check the position of the portal so that you don't get stuck into the blackhole.rnrnUse mouse to control. A/D or move mouse to right/left corner to scroll. Z, X, C or click mini map to fast forward to left/center/right edge. 1, 2, 3, 4, 5, 6, 7, 8, 9 to select/unleash unit. Q, W, E, R, T, Y, U to change unit type. Avoid Blackhole. See in-game instructions.