How to add MATIC and AVAX to Trezor One. Where I can see normal insruction how to do that, and later how to widraw them from trezor walet. It is 0 info about this
these are supported via 3rd party wallets (MyCrypto or MEW).
Pair your Trezor with MyCrypto, for Matic select Polygon network in the first step, for AVAX select Avalanche C chain.
Select the address to use and you can send your coins there, you can also send them out as regular transaction.