The optimal way to “sell” champions is actually not to sell them , but to use dupe ISO from natural crystal pulls to rank your core team. Treat the Sell button as a last-resort liquidity option for low-tier excess, not a core progression mechanic.
Duping champions is the primary way to farm ISO-8 and Shards for higher-tier crystals. how to sell champions on marvel contest of champions
While the "Sell" button is a relic of the past for most of your roster, keeping every champion is the fastest way to progress. Every champion you hold is an investment in future 6-star and 7-star shards. best ways to farm Gold now that selling champions is no longer a viable option? The optimal way to “sell” champions is actually