Vikings (2013)
S04E03 Mercy
Title: Mercy Plot: Floki comes to terms with the significant consequences of his choices. Meanwhile, Rollo unexpectedly teams up with Count Odo, forming a surprising alliance. In the wild, Bjorn faces a formidable adversary in a brutal battle for survival.
Season 4 Episodes
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2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
A Good Treason
Kill the Queen
Mercy
Yol
Promised
What Might Have Been
The Profit and the Loss
Portage
Death All 'Round
The Last Ship
The Outsider
The Vision
Two Journeys
In the Uncertain Hour Before the Morning
All His Angels
Crossings
The Great Army
Revenge
On the Eve
The Reckoning