Kill 50 enemies in a row without being hit and without using upgrade powers or the Power of Time.

Razia becomes part of sword.

Kick 20 enemies off of ledges.

Upgrade one power to level 4.

Suffered defeat at Malik's hands.

Kill 500 enemies with the sword.

Use the finishing lunge 20 times.

Complete all test chambers in the Mass and Velocity co-op course

Defeat an enemy by doing a power attack on the fifth hit in a combo.

Perform 20 Aerial Slash attacks.

Find and break a sarcophagus.

Purchase your first upgrade.