Magic Knight Rayearth II Vol. 3: CLAMP
Blue Credit (4)
"The Battle for Cephiro Ends Here! Three invading countries have come to claim Cephiro as their own, and each will stop at nothing until it is victorious! But according to ancient law, only one can survive to rule Cephiro. With time running out, Hikaru, bravest of the Magic Knights, Lantis, protector of Cephiro's late Princess, and Eagle, leader of a dying race, are the leading candidates. Only two may enter the Road to the Pillar... and only one can survive!"