Specter boxing mini-game:
Collect 20 specter emblems. The characters in the boxing game are 1-TON and JOHN.

Specter boxing extra characters:
Complete Specter boxing and the boss monkey and Specter will become available.

Survival mode:
Complete Specter boxing

Ape Ping Pong mini-game:
collect 40 Specter emblems.

Jack Attacks mini-game:
collect 30 Specter emblems.

Snowkidz Racing mini-game:
Collect 10 Specter emblems.

Bonus characters in Ape Ping Pong
Successfully complete tournament mode and defeat Specter and Yellow Pipotron to unlock them in tournament and training mode.

Bonus level
Capture all apes in all levels to play a bonus level. Defeat Specter to capture him and view the ending.