Playoff Scenario Lab

Bracket Builder

Build a custom College Football Playoff field, auto-fill seeds from major ranking sources, and share the full bracket through URL-safe state.

Build bracketView rankings archiveReview playoff historyCheck this week's games

Format sandbox

Switch between current CFP formats and expansion concepts without leaving the bracket.

Auto-fill seeds

Pull the latest available CFP, AP, Coaches, SP+, or site rankings into the field.

Portable sharing

Copy a URL-safe bracket link that preserves the current field and picks.

FormatOfficial + experimental
SeasonSelect ranking season
Ranking sourceAuto-fill source
Seeds

Select a slot, then assign a team from the search rail.

0/12 filled
Opening Stage
First Round
4 games
FR1
FR2
FR3
FR4
Round 2
Quarterfinals
4 games
QF1
QF2
QF3
QF4
Round 3
Semifinals
2 games
SF1
SF2
Title Game
Championship
1 games
CFP
Champion
Winner of Championship
Pick winners to crown a champion.
Team search & swap

Choose a seed slot then click a team to assign it.

Select a seed
CFP (12-Team, Current)

Format rules & notes

Official
  • 12 teams; seeding: straight ranking
  • 5 auto-bids (highestRankedConferenceChamps)
  • 7 at-large bids
  • 4 byes: 1, 2, 3, 4
  • 5+7 field with straight seeding and top-four overall byes. No reseeding after the first round. Auto-fill prefers CFP Rankings when available.
Validation
Ready
Warnings
  • Only 0 of 12 seeds are filled.