| Effect | Code |
| Better spin move | Tasmanian |
| Better stiff arm | Super_Stiff |
| Black colored visiting players | Dark_Horse |
| Cheerleaders are bigger | Amazons |
| Clock runs faster | Fast_Clock |
| Clock runs slower | Slow_Clock |
| Computer is slower | Slow_CPU |
| Copper colored players | Copper |
| Coverage is better | Tight_Cover |
| Coverage is worse | Loose_Cover |
| Dark stadium (only night games) | Lights_Out |
| Difficult one player game | Angry_CPU |
| Easier to knock ball out of Wide Receiver's hand | Jack_T |
| Easier to swim around someone | Swim_Up |
| Extremely difficult one player game | Cruel_CPU |
| GameBreakers are bigger than regular players | Big_GB |
| GameBreakers are smaller than regular players | Tiny_GB |
| Gold colored visiting players | Gold |
| Hang time is increased on kicks | Helium |
| Harder hits | Rock_Em |
| Harder to swim around someone | Swim_Down |
| Increase the number of injuries | Injuries_Up |
| Jumping receiver flips more | Circus_Flip |
| Kicker has a weaker leg | Little_Foot |
| Kicker has stronger leg | Big_Foot |
| Kicker has strongest leg possible | Thunder_Foot |
| More fumbles occur | Fumbles |
| More interceptions occur | Interceptions |
| No fouls on home team | Politics |
| Offense blocks are better | Blocking_Up |
| Offense blocks are worse | Blocking_Down |
| Platinum colored players | Platinum |
| Players are bigger | Giants |
| Players are never hurt | Healthy |
| Players are smaller | Midgets |
| Players cut quicker | Jukes |
| Players dive farther | Long_Dives |
| Players run faster | Flash |
| Quarterback has a stronger arm | Big_Arm |
| Quarterback has a weaker arm | Little_Arm |
| Quarterback has best arm possible | Cannon |
| Rains harder | Hurricane |
| Referees are bigger | Big_Ref |
| Referees are smaller | Tiny_Ref |
| Show credits | Credits |
| Silver colored visiting players | Silver |
| Snows harder (Snow option must be on) | Blizzard |
| Tackling is better | Tackles |
| Unknown | Strap_It_Up |
| Unknown | Hammer |
| When you win you actually lose | Dark_Storm |
| White colored visiting players | White_Knights |
| Wide Receiver will catch more and drop less | Hands |
| Wind blows harder (Wind option must be on) | Tornado |
