Gemusetto Machu Picchu

Sportsman/relic-thief Makasu travels the world defeating pantheons in sports and stealing their mystical artifacts.
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Episode One: Asus4
S2 E1

Makasu's death causes afterlives to converge and the universe is collapsing, prompting Dr. Legs to try to convince Makasu to befriend his Piano Frog to save existence.