Tricks of the Trade Picture

[After completing their Journey to the West, each of the four heros was justly rewarded.]

As for Xuanzang and Monkey, they received the greatest accolade of all, winning the status of buddhas.

Monkey was left with only one concern: to be rid of the migraine-inducing band that Guan Yin had put around his head. When Xuanzang asked him gently if it had troubled him recently, he raised his hand to his temples. Only then did he realize that it had disappeared of its own accord along with the last traces of his animal nature.

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Mythology: The Illustrated Anthology of World Myth & Storytelling
General Editor: C. Scott Littleton

This may sound a little out there, but read the quote above and you’ll see my reasoning. I think that at the end of Reload Blast Sanzo will make Goku his successor and will bequeath upon him the Maten scripture which, if you’ve read Ibun, is actually a Youkai Sutra ([link]). Then (and I’m a little less certain here), with the chakra on his forehead, Goku's limiter will shatter, with the faith rather of the imprisonment of the gods now instilled in him.

Or something along those lines.
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