PENETRATOR bombardment

This is a game about   PENETRATOR bomb.

Player need to use Penetrator missile to clear the way for Damager missile.

Only Penetrator   missile  could   go   through   the   concrete.

A for turn Left.

D for turn   Right.

Destory FireWall will give players extra   missiles.

With   limited   missiles  ,   how   deep   could you go?    :D