User blog comment:Riceri99/Hallow vs. Corruption/@comment-462615-20120708140114

Corruption will win by sheer attrition, since eventually all the Hallowed land will become corrupted.

Even though the Hallowed monsters have strong fighters like Unicorns and Chaos Elementals on their side, Corrupted ones have strencth in numbers, splitting slimes, and the ultra-durable Possessed Armor.