NFL Blitz 2000 cheats and cheat codes for Dreamcast

Secret Codes:
Go to the VS screen and enter the following codes to change 
the icons below the helmets after press the D-pad in the 
indicated direction.

Always QB in multi-player: Turbo(2), Jump(2), Pass(2), Left
Astroturf field: Turbo(3), Pass(3), Up
Big head mode: Turbo(2), Right
Big head team: Turbo(2), Pass(3), Right
Clear weather: Turbo(2), Jump(1), Pass(2), Left
Show field goal percent: Pass(1), Down
Show more field: Jump(2), Pass(1), Right
Hide receiver name: Turbo(1), Pass(2), Right
Giant football: Jump(5), Right
Giant head: Jump(4), Up
Going OB ok: Turbo(2), Jump(1), Pass(1), Left
Headless game: Turbo(1), Jump(2), Pass(3), Right
Highlite invisible receiver: Turbo(3), Jump(3), Pass(3), Left
Incredible blitzing: Jump(4), Pass(5), Up
Unlimited turbo: Turbo(5), Jump(1), Pass(4), Up
Invisible: Turbo(4), Jump(3), Pass(3), Up
Late hits: Jump(1), Up
Mystery ball carrier: Turbo(5), Jump(2), Pass(2), Down
Night game: Turbo(2), Jump(2), Pass(2), Right
Disable cpu help *: Jump(1), Pass(2), Down
No first downs: Turbo(2), Jump(1), Up
No fumbles: Turbo(4), Jump(2), Pass(3), Down
nO head: Turbo(3), Jump(2), Pass(1), Left
No interceptions: Turbo(3), Jump(4), Pass(4), Up
No play selection *: Turbo(1), Jump(1), Pass(5), Left
No punting: Turbo(1), Jump(5), Pass(1), Up
Old snow stadium: Turbo(5), Pass(3), Up
Power-up blockers: Turbo(3), Jump(1), Pass(2), Left
Power-up Defense: Turbo(4), Jump(2), Pass(1), Up
Power-up Offense: Turbo(3), Jump(1), Pass(2), Up
Power-up Speed *: Turbo(4), Pass(4), Left
Power-up Teammates: Turbo(2), Jump(3), Pass(3), Up
Quick passes: Turbo(2), Jump(5), Left
Quick turbo running: Jump(3), Pass(2), Left
Rain: Turbo(5), Jump(5), Pass(5), Right
Reset tournament mode *: Turbo(1), Jump(1), Pass(1), Up
Good AI: Turbo(3), Jump(1), Pass(4), Down
Snow: Turbo(5), Jump(2), Pass(5), Down
Super blitz *: Turbo(5), Jump(5), Pass(5), Up
Super blitz*: Turbo(4), Jump(4), Pass(4), Up
Super field goals: Turbo(1), Jump(2), Pass(3), Left
Super passing*: Turbo(4), Jump(2), Pass(3), Right
Team big players: Turbo(1), Jump(4), Pass(1), Right
Team small players: Turbo(3), Jump(1), Right
Teams playbook: Turbo(1), Up
Tournament mode *: Turbo(1), Jump(1), Pass(1), Down
Disable stadium: Turbo(5), Left
Infinite throw distances: Turbo(2), Jump(2), Pass(3), Right

* (Need 2 player agreement)

Hidden characters:
Enter these names and pin numbers at Record Keeping screen:

ALEC - 1197
ALIEN - 1111
AOB - 1111
AUBREY - 7777
AZPOD - 4777
BOXER - 2111
BRAIN - 1111
BRIAN - 2221
CALEB - 0996
CURTIS - 1111
DANIEL - 0604
DAVID - 3333
DINO - 1111
EDDIE - 3333
FORDEN - 1111
FRANZ - 1010
GENTIL - 1111
GRINCH - 0222
GUIDO - 2222
GUMBY - 8698
JAPPLE - 6660
JASON - 3141
JEFF - 1111
JENIFR - 3333
JOVE - 6644
LEX - 7777
LUIS - 3333
MOOSE - 1111
MXV - 1014
NATHAN - 0515
PIRATE - 1111
PUNKB - 2112
PUNKR - 1221
RAIDEN - 3691
RALPH - 1111
ROOT - 6000
SAD - 1111
SAL - 0201
SHINOK - 8337
SHRUNK - 6666
SKULL - 1111
SMILE - 1111
THUG - 1111
TREX - 1111
TURMEL - 0322
WHODAT - 1844