Some reviewers feel the resolution of Rollo's betrayal was slightly "anti-climactic" or "forced," as the series used a "divine intervention" excuse through the Lawgiver to keep him in the story.
Back in Kattegat, Rollo's life is spared by the Lawgiver—later revealed to be because Ragnar bribed the official. Brother's WarVikings : Season 2 Episode 1
“If you are going to have Rollo betray him in the very first episode... at least have some consequences of it. He should be dealing with the guilt... rather than dealing with his brother still being his nemesis.” Reddit · r/vikingstv · 12 years ago Vikings - Review of Season 2 Episode 1: Brother's War Some reviewers feel the resolution of Rollo's betrayal
" Brother's War ," the season 2 premiere of Vikings , is a pivotal episode that balances brutal external conflict with devastating internal domestic drama. While the episode excels at resolving the high-stakes cliffhanger from the first season, it is most notable for dismantling the core family unit of the series. Key Plot Points & Resolution at least have some consequences of it
The dialogue is lauded for its poignancy, specifically Ragnar’s harsh but realistic advice to Bjorn about the rarity of happiness in their world. Audience Reactions
The episode is praised for its emotional maturity. Critics note that while the title suggests a war of swords, the real "war" is the destruction of Ragnar's marriage.
The physical fight ends when Rollo realizes he cannot bring himself to kill Ragnar. He surrenders, leading to a truce and a renewed agreement to raid the West together.