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