When I saw someone made the Combine Swat replace, I hope someone did the something but with tf2 mercenaries.

Regular Swats: Soldier
Elite Swats: Soldier but with more Cosmetics
Cloaker: Scout
Zapper: Pyro
Grenadier: Demoman
Shield: Medic
Bulldozer: Heavy
Sniper: Sniper
Sabotage: Engineer
Hostage Rescue: Spy