A team has finished a game with 6-8-8 runs-hits-errors line 3 times since 1897, most recently Washington Senators on 29 September 1905. That is about one every 147,668 team-games.
Box score for the most recent one ↗
6-7-6 6-7-5 6-7-7 6-7-8 6-8-1 6-8-5 6-8-8 6-8-3 6-8-4 6-8-0 6-8-2 6-8-7 6-8-6
The whole distribution — Runs-Hits-Errors Lines · All 18 shapes