Thanks to Dansgek, lobie1kenobie, and Sgt Squirrel, deicide for their info...
**You need to collect a unit X times from defeating the Saboteur unit on the map you are on**
**Example: 1/10 defeat 8 times Saboteur Grunt (Border Guard Complex)
that means you have to defeat the Saboteur Grunt enough times that you collect 8 units as drops from the saboteur grunt.**
Individual (Sabotage for the Holidays)
1/10 defeat 8 times Saboteur Grunt (Border Guard Complex)
2/10 defeat 6 times Saboteur Shooter (Communication Outpost)
3/10 defeat 7 times Saboteur Marine (Enemy Encampment)
4/10 defeat 6 times Saboteur Commando's (High Mountain Village)
5/10 defeat 8 times Saboteur Captains (Shipyard)
6/10 defeat 7 times Saboteur Rocketeers (Drop Site)
7/10 defeat 7 times Saboteur Defender (Oil Refinery)
8/10 defeat 6 times Saboteur Lieutenant (Boneyard)
9/10 defeat x times Saboteur Juggernaut (Historic District)
10/10 defeat x times Saboteur Leade (Trident Beachhead)
Faction (Faction: Thankful for Units)
1/10 defeat x times Saboteur Grunt (Border Guard Complex)
2/10 defeat 30 times Saboteur Shooter (Communication Outpost)
3/10 defeat 40 times Saboteur Marine (Enemy Encampment)
4/10 defeat 50 times Saboteur Commando's (High Mountain Village)
5/10 defeat 60 times Saboteur Captains (Shipyard)
6/10 defeat 70 times Saboteur Rocketeers (Drop Site)
7/10 defeat 80 times Saboteur Defender (Oil Refinery)
8/10 defeat 90 times Saboteur Lieutenant (Boneyard)
9/10 defeat 100 times Saboteur Juggernaut (Historic District)
10/10 defeat xx times Saboteur Leade (Trident Beachhead)