Originally posted by /u/Dzugavili

So, question is the title: how are you supposed to get 25,000 time crystals for upgrades like the time boiler?

I’m pretty clamped on unobtainium output at ~40 per second, and trading with the leviathans is only worth ~1 crystal per 5000 obtainium, so 25,000 crystals would take about a month.

Seems like I must be missing something.