Ghost Blade HD (HP)

Tanks are tiny enemies that move from one side of the screen to the other and can be easily missed if you are not paying attention. Thankfully the game allows you to destroy out-of-screen tanks for a few moments after they manage to escape. Ghost and Milan attack are ideal for them. In the case of Stage 2, they are placed right at the beginning and about 1 minute into the stage when you reach a bridge, as shown in the following video: