While you have an enemy Phaselocked all of your shots that hit enemies have a chance to ricochet and hit another nearby enemy.
Chain Reaction only works with bullets.
Press [action-skill] to lock an enemy in another dimension, preventing him from fighting back for a short while.
Some enemies cannot be Phaselocked and instead instantly take damage.
Your melee attacks deal additional Fire Damage.
Also, when your shields become depleted you create a fiery explosion, damaging nearby enemies.
Your shields must fully recharge between explosions.