Double axe
A double axe was an axe with a two-edged blade. It was the weapon of , the Yoruba's god of thunder and lightning.

In a display for the Shango X-1, named after this god, seen at the gala for the Europa Mission astronauts, it likened Shango's carrying his double axe to the interplanetary vehicle having a twin payload of lander and probe for exploring the environment of Europa. ()

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Hand-held weapons