Here is the full list of all 25 Rogue Agent achievements.
50 Victories!
Kill 50 Agents
10 Victories!
Disavowed 50 times
Eliminate 100 Targets
Kill 4 agents in a match.
Kill 10 Agents
Kill an CYA Agent
5 Victories!
Eliminate 50 Targets
Kill a MFF Agent
Kill 5 Agents
Disavowed 10 times
Eliminate 20 Targets
Kill a MIX Agent
Kill an ABN Agent
Survive a fight with 1 point of life
Kill a KTB Agent
Eliminate 5 Targets
Disavowed 1 time
Neutralize the NIP Agent
Neutralize the ASO Agent
Neutralize the MSD Agent
Neutralize the RAW Agent
Neutralize the STN Agent