Keitaro Urashima (Love Hina) vs. Youhei Sunohara (CLANNAD)
An epic battle to see who is more physically resilient!
or maybe:
Tomoya Okazaki (CLANNAD) vs. Yuuichi Aizawa (Kanon 2006) vs. Kyon (The Melancholy of Haruhi Suzumiya)
A three way verbal battle! Who is the best snarker?