The evil of Luther was his insistence that every Mom, Mick, or Mary could decide for their own selves what the Bible meant and, thus, a new sect arises daily
There was no German vernacular translation. There wasn’t a good English one, and the only attempt at translating the Bible into English was by Wycliffe & his friends.
The Catholic Church actively opposed allowing commoners access to scripture. It was against their policy for hundreds of years.