Unless the Outer City can find something rarer, less abundant, and inherently more valuable than a Magic Crystal to use as collateral instead.
For instance, gold recognized by all countries on Earth.
The Coin Exchange was very reminiscent of the banks in Li Zheng's memory. Due to the currency's special nature, it was difficult to replace manpower with self-service machines, so there were no fewer than two hundred service counters set up here.
Li Zheng looked over the Red Crystal Coins in his hand and handed them back: "Please help me deposit them back into my card."
Behind the counter was an alien species with an octopus-like head. Seemingly accustomed to such actions from Li Zheng, it showed no unusual behavior and casually took the Red Crystal Coin and Inscription Card, operated a machine behind the counter, and handed the Inscription Card back.
