This hack removes almost all contact penalties from the game, with the exception of the rare fighting penalty (which involves two players). As a result, games are much more rapid-pace as they are not interrupted every few seconds by a penalty screen that the player is hard-pressed to avoid.
Database match: Wayne Gretzky Hockey (USA)
Database: No-Intro: Nintendo Entertainment System (v. 20180803-121122)
File SHA-1: 2470CE28D144F6D1320A81E8F1FAEABD07BED462
File CRC32: 26F900C5
ROM SHA-1: F7C9B6694362C244234257153B14A4F1A6093F6C
ROM CRC32: 15F0D3F1