It is recommended that you DO NOT complete this Episode, as the Railgun is +1 Better in Attack, which will gradually make this reward useless (If you can get 501 Railguns). However, for 100% completion, you can complete this.
However, If you encounter problems getting other rewards from later Episodes (Vor, Pakhan), that means you would have to complete this Episode to get the later rewards.
Payout, Experience, Chance to Loot are things you receive from the job while Energy and Items are things you must have in order to do the job. The last 3 rows simply list how much percentage towards mastery you gain.
Mastery Levels
Payout
This job requires...
Percentage gained towards mastery on tier 1. Percentage gained towards mastery on tier 2. Percentage gained towards mastery on tier 3. Percentage gained towards mastery on tier 4. (Bangkok only)
The amount of money made per job. (Payout/Energy) The amount of experience you gain per job. (Experience/Energy) Items you could possibly get from completing the job.
You can request help once every 24 hours with this job.
Up to 10 people can respond to your call.
You gain:
28% mastery for each person who helps you.(Bronze level) 14% mastery for each person who helps you.(Silver level)
7% mastery for each person who helps you.(Gold level)
The Take Down Party Boss Karpov job starts out locked and remains that way until Circulate Damaging Photos is mastered. You can not do the job yourself though. You require a friend to help you with the job.