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