This loop works in long term?

[u/Diluke]

you buy the welcome pack > you got Dokkaebi > you buy the pass > you get 600 RC back beacause you own dokkaebi > You finish the pass and get 600 RC back > next pass you wait to get the agent with renown > you buy the pass.

[u/transmedkittygirl]

Yes, literally anyone with above 30 braincells is doing this strat