Joust

Accomplish the indicated task to get Gamerscore points:
Camper:
Reach 120 seconds in Wave 1 without dying on the default settings.

Flawless:
Successfully complete Wave 1 without dying on the default settings.

Co-Op:
Successfully complete Wave 5 in Xbox Live with another
player on the default settings.

Co-Op Master:
Successfully complete Wave 20 in Xbox Live with another player
on the default settings.

High score:
Reach first place on the game score board on the default settings.

Pterodactyl:
Defeat a Pterodactyl.

Triple Pterodactyl:
Defeat three Pterodactyls in a game on the default settings.

Versus:
Reach rank 5 in Xbox Live Ranked Versus mode.

Wave   5 - Reach Wave   5 on the default settings
Wave  10 - Reach Wave  10 on the default settings
Wave  30 - Reach Wave  30 on the default settings
Wave 100 - Reach Wave 100 on the default settings

 