Here is the full list of all 16 Urban Rivals achievements.
Open 10 daily boxes
Beat the mirror stage in The Rift
Play 30 fights
Reach chocomuscle ring in EFC
Get a 3-wins streak in Survivor
Reach rank Master in collection
Put 5 card for sale in the market
Buy 10 cards in the market
Complete 10 missions
Open 3 card packs
Evolve 10 cards
Finish the Rift Arcade path
Find a Collector Rift path