Here is the full list of all 27 Uptown Outbreak achievements.
Collect the first legendary item.
My First Car.
To Anyone
Becoming an enemy.
Beta codename revealed.
Happy Halloween!
Merry Christmas!
Unlock Roku
Unlock EVA
Unlock RTI
Unlock Supreme
Unlock Orcus
Unlock Akira
Unlock TRI-7
Unlock Haumea
Unlock Monster
Collect All Legendary Items
Get Magic Blue Sand
Get Magic Gold Sand
Butterfly on your Right Shoulder
Show Off Your Coins!
夜空はなんでも知ってるの?
Senbonzakura
Unlock 380X
Unlock P14
Unlock Lissa
I tried so hard and got so far.