I almost never play boot camp, only play community mvm on invite, and since beginning mvm I have only touched a single official mission outside of Two Cities.

Professional killstreaks only get on this list if they are at least somewhat valuable.
Say completed value >15$ Usd
Killstreakers/sheens kept for the sake of thoroughness

Currnet 2C completed tours count 227
Current dry streak 84

Current Aus unbox count: 5


Tour 3 or 4 | Australium Ambassador | 8/23/2021
Tour 10 or so | Professional knife killstreak kit | Cerebral Discharge/Team Shine
Tour 48 or so | Professional killstreak Bazaar Bargain kit | Tornado/Agonizing Emerald

Started officially keeping track here

Tour 56 | Professional Sniper Rifle killstreak kit | Tornado/Manndarin
Tour 60 | Australium Frontier Justice
Tour 104 | Australium Ambassador
Tour 105 | Professional Sniper Rifle killstreak kit | Cerebral Discharge/Manndarin
Tour 125 | Australium Force-A-Nature | 12/5/2022
Tour 143 | Australium Smg | 1/4/2023
Tour 167 | Professional Force-A-Nature killstreak kit | Incinerator/Team Shine
Tour 170 | Professional Knife killstreak kit | Cerebral discharge/ Agonizing Emerald
Tour 195 | Professional Crusader's Crossbow | Hypno-Beam/ Deadly Daffodl