S15 E1: Battle Of Kings

S15 E2: Super Swarm

S15 E3: Knife in the Ribs

S15 E4: Single Point Of Failure

S15 E5: Shifting Stack

S15 E6: Blood in the Water

S15 E7: Winter Is Here

S15 E8: Tough Inheritance

S15 E9: Russian Roulette

S15 E10: Curse of the Russian Line

S15 E11: Hell Hath No Fury

S15 E12: Sixty Foot Monster

S15 E13: Crane Wreck

S15 E14: Devil's Cut

S15 E15: Unbreakable

S15 E16: Hell Or High Water

S15 E17: Unholy Alliance

S15 E18: Dark Ship

S15 E19: Time And Tide Wait For No Man

S15 E20: Dead Or Alive

S15 E21: Now Or Never