Finish Mission 1 by going through the cliff route (upper path).

Finish Mission 1 by going through the cave route (lower path).

Finish Mission 2.

Finish Mission 3 by going through the downtown route (upper path).

Finish Mission 3 by going through the utility room route (lower path).

Finish Mission 4 by going through the upper path.

Finish Mission 4 by going through the lower path.

Beat the game on Easy Mode.

Beat the game using only Marco on Hard Mode (Level-4 difficulty).

Beat the game using only Tarma on Hard Mode (Level-4 difficulty).

Beat the game using only Eri on Hard Mode (Level-4 difficulty).

Beat the game using only Fio on Hard Mode (Level-4 difficulty).

Beat the game using only Ralf on Hard Mode (Level-4 difficulty).

Beat the game using only Clark on Hard Mode (Level-4 difficulty).

Beat the game on Hard Mode at the Level-8 difficulty.

Beat the game on Hard Mode without using a continue (Level-4 difficulty, Hero 3).

Reach 3 million score.

Reach 10 million score.

Reach 20 million score.

Collect 20 POWs on Mission 1 going through the cliff route (upper path).

Collect 20 POWs on Mission 1 going through the cave route (lower path).

Collect 20 POWs on Mission 2.

Collect 20 POWs on Mission 3 going through the downtown route (upper path).

Collect 20 POWs on Mission 3 going through the utility room route (lower path).

Collect 20 POWs on Mission 4.

Collect 20 POWs on Mission 5.

Finish Mission 1 with the SV-001 (Metal Slug).

Finish Mission 3 with the Protogunner.

Finish Mission 5 with the SV-001 Type-R (Metal Slug).

Finish Mission 1 as Ralf using only punches and no vehicles (Coop not allowed).

Do the final blow against a boss by throwing your vehicle into him.

Lift 5 enemies in a row as Clark.

Destroy all sections from the Walking Locomotive on Mission 1.

Kill a Golden Hunter Walker on Mission 5.

Collect the hidden bird's nest on Mission 2