American football rules
Super Bowl LI was the first Super Bowl to go into overtime with a 28-all tie between the Atlanta Falcons and New England Patriots, which the Patriots eventually won with James White scoring a touchdown on the Patriots' first drive.
2017 New England Patriots season
The Patriots however became the first team to appear in and play in 10 Super Bowls. But, despite the fact that they are still tied with the Cowboys and 49ers for 5 franchise wins, this loss tied them with the Broncos for most Super Bowls lost with 5.