Boss Blitz Galaxy
From Lumapedia
Boss Blitz Galaxy is the fifth accessible galaxy in World S.
This galaxy is comprised of various bosses from Super Mario Galaxy.
Normal Stars
Boss Blitz 1 - Throwback Throwdown
Boss Blitz C - Throwback Throwdown Speed Run
Green Stars
The green stars here are typically done in the order 2, 1. Click here for more info on green star routing.
Routing Info
To unlock this galaxy, the player must have completed Stone Cyclone 1 and have at least 100 stars.