Chapter 1: Beginning;

(Sonic/Pokemon/MLP G4/The Legend of Spyro/Halo) The Storm Covenant and the Created Uprising has been defeated and the galaxy is in a new era of peace. But when the UNSC intercepts a transmission from another world as a fleet of UNSC and Swords of Sanghelios ships arrive as they encounter a dangerous new enemy. Can Chief and Cortona 2.0 save this alternate Earth? And what does this lost secret of the Halo Rings being gates to other dimesons have to do with his new foe?