From Guild Wars 2 Wiki
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Zap is an exotic level 80 sword and the precursor weapon for Bolt.“
— In-game description
- Very rare random drop from foes.
- Very rare drop from any container that can drop random exotic weapons.
- Mystic Forge: extremely low chance when combining four rare or exotic pieces of equipment with an average level of 75 or higher, e.g. one L60 weapon + three L80 weapons or three L75 pieces of armor and a L75 weapon.
- An unlikely drop from various chests: