Upshot Robot - While Deathtrap is active, if you or Deathtrap kill an enemy it increases Deathtrap's duration and grants both of you a stackable melee damage bonus. Bonuses are lost when Deathtrap goes away.
Unstoppable Force - Killing an enemy grants you bonus movement speed and causes your shield to regenerate for a short while.
Explosive Clap - Deathtrap Ability. Deathtrap causes an explosion in front of him, dealing explosive damage to all nearby enemies.
Made of Sterner Stuff - You and Deathtrap gain damage reduction against all damage types. Deathtrap gains bonus melee damage.
20% Cooler - Increases the cooldown rate of your action skill.