Double click green flag, game doesn't work if you don't click to shoot, don't run out of ammo shoot missiles to do massive damage space to shoot missiles down arrow to shoot poison bomb poison bombs leave a gas cloud that damages the boss if its in the cloud, cloud eventually dissipates boss has 3 phases barrier appears at phase 2, blocks poison bombs and bullets heal barrier appears at phase 3, heals the boss if bullets (only bullets) hit it, also absorbs bullets. hint (outdated): gas clouds don't do stacking damage, so try to spread them out as much as you can (2 gas clouds on top of each other will only do the damage of 1)
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