If you are wondering whether you should launch on Ethereum mainnet or on Immutable X, then you might want to read our article addressing that problematic.
Now, if you still aren't convinced, you might want to try our new hybrid launch. A hybrid launch gives your users the possibility to pick where to receive the NFTs: on Ethereum mainnet or on Immutable X. In this way, you pass on to them the responsibility of choosing where to receive them instead of making the decision for them. I'll address below the Pros and Cons: