Edmonton Oilers vs Utah Mammoth Head-to-Head

Oilers built their historical edge pre-2005, winning 103 of 156 decided meetings (66%) (plus 11 ties). In the shootout era they are 39-39 against each other (50% Oilers). 11 historical ties live in the all-time ledger, all predating the 2005 shootout rule. Postseason history is deep: 26 playoff games between the two franchises. Games average a 2.5-goal margin, with the largest blowout coming via Oilers' 8-goal win. Across the last 20 decided meetings Oilers hold a 15-5 edge, suggesting the modern balance leans their way. The 1980s produced the deepest sample with 87 recorded meetings, more than any other decade in the series. Their first recorded meeting fell in 1979, so the rivalry has spanned 47 seasons of NHL history. Most recent result: Mammoth won 6-5 on Apr 7, 2026. Through the 2020s Oilers have led 13-4 between the teams.