With the release of the Connected update on August 18, 2021, which brought cross-platform multiplayer to all formats, we reset all players’ Skill Ratings (SR), multiplayer leaderboards, and all multiplayer stats (except your Connected Cleared Area). The reset is partly technical, partly to make for better matchmaking with the influx of new players.
Your archived stats will be viewable via new pages in the “My Records” section in-game. Here are some example screenshots (w/bogus stats):
You can also find archive multiplayer leaderboard data via tabs in this Google Sheet.
