The Detonator Mode and Track Pack Add-on for nail'd has 10 trophies - 7 bronze and 3 silver.
Win an online event on all Yosemite tracks
Win an online event consisting of 5 or more tracks
Win 2 events in a row, each one with a different gender driver (SP or MP)
Win 20 online detonator races with more than 5 players
Win a race without using boost
Win DLC Tournament extension
Win races on all DLC Andes tracks in all modes
Win all Tournament gold medals including DLC extension
Win a detonator race without being blown up
Win races on all tracks (including DLC maps) in all modes in multiplayer