Giganto Maxia

From Berserk creator Kentaro Miura comes Giganto Maxia, a science-fiction/fantasy manga of titanic proportions! One hundred million years in the future, the Empire of Olympus uses colossal mutant beasts to crush its adversaries. Only the gladiator Delos, the mystic Prome, and the titan Gohra can hope to prevent genocide!

(Source: Dark Horse)