Most of the cosmetics that were found with the v5.3 and v5.4 update have been released, but there are two skins (outfits) that have not been released from the v5.4 update, the Stage Slayer and Synth Star, which are both of Epic rarity. There is another skin that was found in the v5.3 update which hasn’t been released yet, Cloaked Star, which is also of Epic rarity. The Hot Rider glider is the third legendary glider that has been added to the game, but has not been released yet. You can see all the cosmetics that haven’t been released below:
Stage Slayer (Epic)
Crank it up!
Kick Drum (Epic)
Drive the beat
Synth Star (Epic)
Ride a new wave to victory
Keytar (Epic)
The key to harmony
Cloaked Star (Epic)
Cloaked in mystery
Ghost Portal (Epic)
I just got a chill
Lead Swinger (Uncommon)
Hit the high notes
Hot Ride (Legendary)
Burn down the road
