Alter Ego: Sayuri Kyoto
First Appearance: Captain America Annual 2000 (Nov. 2000): "The Test"
Number of Appearances: 4
Allies: Captain America
Note: lost grandmother to Hiroshima nuclear bombing
Sayuri Kyoto (known as "M-80") is an explosives expert. She lost her grandmother in America's bombing of Hiroshima, Japan with an atomic bomb. This may have contributed to her personal obsession with explosives. M-80 is not simply an explosives expert. She is literally obsessed with explosives.
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