| Event Details | |
|---|---|
| Organization | Pride Fighting Championships |
| Name | Pride 31 - Dreamers |
| Date | February 26th, 2006 |
| Venue | Saitama Super Arena |
| Location | Saitama, Japan |
| Fight #1 | |
|---|---|
| Heavyweight Bout | |
  |
 |
| Roman Zentsov | Pedro Rizzo |
| Roman Zentsov via KO (Punch) | |
| Time Round 1 @ 0:25 |
Referee Moritaka Oshiro |
| Fight #2 | |
|---|---|
| Light Heavyweight Bout | |
  |
 |
| Quinton Jackson | Dong Sik Yoon |
| Quinton Jackson via Decision (Unanimous) | |
| Time Round 3 @ 5:00 |
Referee Daisuke Noguchi |
| Fight #3 | |
|---|---|
| Heavyweight Bout | |
 |
  |
| Fabricio Werdum | John Olav Einemo |
| Fabricio Werdum via Decision (Unanimous) | |
| Time Round 3 @ 5:00 |
Referee Moritaka Oshiro |
| Fight #4 | |
|---|---|
| Heavyweight Bout | |
 |
|
| Tsuyoshi Kosaka | Mario Sperry |
| Tsuyoshi Kosaka via KO (Punches) | |
| Time Round 1 @ 1:20 |
Referee Minoru Toyonaga |
| Fight #5 | |
|---|---|
| Heavyweight Bout | |
 |
|
| Alistair Overeem | Sergei Kharitonov |
| Alistair Overeem via TKO (Knees) | |
| Time Round 1 @ 5:13 |
Referee Daisuke Noguchi |
| Fight #6 | |
|---|---|
| Heavyweight Bout | |
 |
|
| Josh Barnett | Kazuhiro Nakamura |
| Josh Barnett via Submission (Rear-Naked Choke) | |
| Time Round 1 @ 8:10 |
Referee Minoru Toyonaga |
| Fight #7 | |
|---|---|
| Open Weight Bout | |
 |
|
| Antonio Rodrigo Nogueira | Kiyoshi Tamura |
| Antonio Rodrigo Nogueira via Submission (Armbar) | |
| Time Round 1 @ 2:24 |
Referee Yuji Shimada |
| Fight #8 | |
|---|---|
| Heavyweight Bout | |
 |
 |
| Mark Coleman | Mauricio Rua |
| Mark Coleman via TKO (Broken Arm) | |
| Time Round 1 @ 0:49 |
Referee Daisuke Noguchi |
| Fight #9 | |
|---|---|
| Heavyweight Bout | |
  |
|
| Mark Hunt | Yosuke Nishijima |
| Mark Hunt via KO (Punch) | |
| Time Round 3 @ 1:18 |
Referee Yuji Shimada |