Complete Chapter 2.

Defeat at least 3 Visitors simultaneously by detonating a red ether crystal.

Defeat 50 Visitors by pulling out their cores.

Complete a side mission.

Acquire a voice log.

Acquire a relic.

Complete Chapter 1.

Defeat a Visitor by pulling out its core.

Collect all Gold Medals in the Red Eco Cup.

Collect all the trophies

Give the Batmobile a chrome paint job

Complete ''Aperture Science Enrichment Center'' within 25 minutes

Complete all story levels