This means if you were a Radiant player at the end of the previous act, you will remain in Radiant on the leaderboard to begin the following act.
But your Ranked Rating will still be reduced by 90 percent, which means Radiant players will still technically be bumped down to Immortal and need to prove they are still capable of being one of the best players in the world. On the smaller end of the ranked reworks, ranks won’t appear on Agent Select or in-game, meaning you will only see your non-party member’s rank on the end screen for a game