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Battle Gear Underground 4 is a sequel to Battle Gear Underground, you play as Battle Gear troops through underground landspaces. Play Battle Gear Underground 4 now!
Use 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.