Borderlands The Pre-Sequel All Heads for Athena the Gladiator 12/12

1 Gynoid Agent: Extremely rare drop from the boss Boson or rare drop from the boss Zarpedon 2 Athena: Default Head 3 Bounty Hunter: Side Mission "The Voyage of Captain Chef" 4 Eagle's Shoud: Side Mission "Cleanliness Uprising" 5 Bubblegunner: Complete the Challenge "Death from Above" Rank 5 6 Life Support: Random Drop from the Boss RedBelly 7 Fortified: Random Drop from the Boss Bosun 8 Shadow Peeps: Starting Head 9 Tech Ninja: Extremely rare drop from the boss Boson or rare drop from the boss Zarpedon 10 Omega Rogue: Starting Head 11 Champion of Eleseer: Complete the game on Normal 12 Herald of the Eridian Night: Complete the game on True Vault Hunter