This whole routine of walking was tiring out Sora, but the sound of a horse heading his way got his attention. At first, he had the feeling to take out his keyblade, but once he was able to "feel"the man's heart, he knew it was safe. "Hey, do you know why we're here or are we both lost?" Sora said to greet this newcomer, not so surprised at Arvak as Sora's seen many weird looking Heartless and Nobodies.
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"Looks like they all just left," Kaika comment a he could hear a bit of Megatron's announcement and he fact she noticed the fighting on the Ark had completely stopped as the Decepticons retreated to maybe a base of operations.