>>36857822Yes, the only checks are Trainer ID and Trainer name. If they wanted to, they could check for DVs, but. Even then, it could all be modified to look legit.
Not being checked for DVs means you can set it up to have shiny DVs sent into the Pokebank.
Gen 1 and 2 are so broken you can literally set the cartridges up to modify the next cartridge you put into the gameboy, for example.