ROBOT-03 is one of the robots in the Invasion Mode .
It uses many different weapons depending on the wave that is coming.
Actually, it is the Grenade Launcher master... Some of its weapons are: Thunder Grenade Launcher, Exile Grenade Launcher, Sticky Grenade Launcher, Firestorm Grenade Launcher and Blizzard Grenade Launcher.
You can find it in the Easy and the Hard modes of Invasion Mode.
This robot is also a reward given to the players that participate in the Clan Show Downevent as a skin.
But only to the players that scored high and reached the highest ranks in the Clan Show Down .