Advanced mode Update:
Hello everyone, we're pleased to announce that you can now mix ethereum (ETH) with our advanced mode. It works exactly the same as before. Monero is used as a bridge to prevent any onchain analysis attempt.
For more info, please visit our about section on our website.
with Ethereum mixing, you are no longer just a Bitcoin mixer.
In general, according to the FAQ
[1], the advanced method works simply by converting BTC to XMR and back to BTC. If that is the case, why ETH deposit only available when want to mix Ethereum, user can deposit BTC ---> XMR ---> ETH. if it is ETH ---> XMR ---> ETH then tracking the currencies will be easier. we are talking about the account based, the amount of input ETH and output ETH will be the same and discovering the link between the addresses will be easily because advanced method doesn't have delay option.
[1]
https://mixero.io/faqs