A team has finished a game with 13-12-6 runs-hits-errors line 1 time since 1897, most recently Philadelphia Phillies on 30 June 1899. That is about one every 443,004 team-games.
Box score for the most recent one ↗
13-11-5 13-11-4 13-12-3 13-12-4 13-12-2 13-12-1 13-12-6 13-12-0 13-13-5 13-13-2 13-13-0 13-13-1 13-13-8
The whole distribution — Runs-Hits-Errors Lines · All 18 shapes