A d20 is a twenty-sided polyhedral die, a regular icosahedron used to introduce an element of chance. It often determines outcomes and actions within tabletop games, its roll a pivotal moment of fate.
A d20 is a twenty-sided polyhedral die, a regular icosahedron used to introduce an element of chance. It often determines outcomes and actions within tabletop games, its roll a pivotal moment of fate.