Who wins?
The Sea of Monsters vs Kane Chronicles
Kane Chronicles wins 54% to 46%. 10 more put them in the same row. From Percy Jackson Books Tier List. Pick a side.
TinyOtter3990 on The Sea of Monsters: Tyson the cyclops brother is the heart of the series, peanut butter
GrumpyPotato on Kane Chronicles: the crossover with Percy was a highlight
Percy Jackson Books Tier List: the full ranking