Best...Alternate...Ever! - 10 gamerpoints - Unlock Mileena's 3rd Alternate Costume.
Brotherhood of Shadow - 20 gamerpoints - Discover and fight Hidden Kombatant 4 in Arcade Ladder.
Cold Fusion - 20 gamerpoints - Unlock Hidden Fighter "Cyber Sub-Zero".
Complet-ality - 10 gamerpoints - Perform 1 of each type of "-ality".
Finish Him? - 10 gamerpoints - Perform any fighter's hidden finishing move.
Hide and Seek - 10 gamerpoints - Discover and fight Hidden Kombatant 2 in Arcade Ladder.
Pit Master - 10 gamerpoints - Discover and fight Hidden Kombatant 3 in Arcade Ladder.
Quan-Tease - 20 gamerpoints - Unlock Hidden Fighter "Quan Chi".
Ultimate Humiliation - 20 gamerpoints - Perform every fighter's hidden finishing move.
You Found Me! - 10 gamerpoints - Discover and fight Hidden Kombatant 1 in Arcade Ladder.