🥇 Less Than Zero
Unlock Krizalid for use as a Striker.
🥈 Multiples of Zero
Clear Arcade mode.
🥈 Your Own Personal Apocalypse
Unlock Orochi for use as a Striker.
🥉 Match Interference
Knock out an opponent with a Striker.
🥉 Independence Day
Unlock the original Team USA for use as Strikers.
🥉 Blood and Screaming
Unlock Orochi Iori and Orochi Leona for use as Strikers.
🥉 The Men Behind the Men
Unlock Wolfgang Krauser and Mr. Big for use as Strikers.
🥉 Reinforcements Have Arrived
Unlock Heidern for use as a Striker.
🥉 Irreplaceable
Defeat Zero with Kula.
🥉 Sibling Rivalry
Knock out Kula with Another K`.
🥉 Reunion Tour
Clear Arcade Mode with Kyo, Shingo, Benimaru, and Daimon.
🥉 Double Date Night
"Well, I was thinking we could all get together and enter a bare-knuckle fighting tournament. Or there's always bowling."
🥉 Metal Slug 2000
Clear Arcade Mode with Ralf, Clark, Leona, and Fio.