Bowser Jr.'s Lava Reactor
Bowser Jr.'s Lava Reactor is a Bowser Jr. galaxy in Super Mario Galaxy. This is where Mario battles King Kaliente for the second time and receives a Grand Star. The galaxy is an extremely large planet made out of lava with very few rocks.
NOTE: Unless otherwise noted, all names are unofficial.
This planet is small, made of dirt and is half-gone. There are several Goombas and one Bullet Bill launcher. There are also several cages that can be broken by a Bullet Bill that contain items such as coins, a 1-Up Mushroom and a Launch Star.
The Lava Reactor is a large star-like entity made up solely of lava. There are several sinking platforms around its northernmost region in a circle formation, with more sinking platforms in a path-like formation across its southernmost region. This planet is home to King Kaliente and is where Mario fights him for the second time.
This galaxy contains only the following mission.
Names in other languages