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River Monsters

S4 · E3 — Invisible Executioner

S4:E3 · Invisible Executioner

Episodes

8 episodes in this season

American Killers
E1

American Killers

45 min

Pack of Teeth
E2

Pack of Teeth

45 min

Invisible Executioner
E3
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Invisible Executioner

Asian Slayer
E4

Asian Slayer

45 min

Russian Killer
E5

Russian Killer

Mongolian Mauler
E6

Mongolian Mauler

Phantom Assassin
E7

Phantom Assassin

45 min

Lair of Giants
E8

Lair of Giants

120 min