The Master Rain features the first 50 blueprint obtainment process. The Master Rain features an AI-controlled medium-damage main cannon that seems to have infinite shots but a limited range. Along with an aimable explosive round machine gun that deals good anti-air damage. The Master Rain also features 8 lock-on missiles that deal medium damage. The AI-controlled cannon produces the same audio as the Ratte, Sturmtank, and K7 model's cannons.