It will be a battle for the ages in less than three weeks in Indianapolis -- Peyton Manning vs. Andrew Luck.
The undefeated Denver Broncos will come to Indianapolis to face the Colts on Oct. 20.
Manning is beloved in Indianapolis, having spent 14 seasons with the Colts.
Luck is the upstart quarterback, the new guy in town that is off to an impressive start in his second season.
Here's a comparison on how Luck and Manning stack up so far this season.
Through four games, the Colts are 3-1.
Luck has completed 64.1 percent of his passes and is averaging 230 yards a game in passing.
He has five touchdowns and two interceptions, racking up 918 passing yards.
Luck is averaging 7.2 yards per reception and has a quarterback rating of 91.9.
Through four games, the Broncos are 4-0.
Manning has completed 75 percent of his passes and is averaging 368 yards a game in passing.
He has 16 touchdowns and zero interceptions, racking up 1,470 passing yards.
Manning is averaging 9.4 yards per reception and has a quarterback rating of 138.