Legendary greatsword Gen 1

Eternity

Composite legendary — combined from two existing legendaries in the Mystic Forge.

Assembly

Mystic Forge composite

Eternity LEGENDARY

×1

—

↳

×1

—

↳

×1

—

↳

Pile of Crystalline Dust

×5

—

↳

Philosophers Stone

×10

—

Source: GW2 Wiki — Eternity , CC BY-NC-SA 2.5.

Eternity is a legendary greatsword crafted in the Mystic Forge and serves as a combination of the two legendary greatswords, Sunrise and Twilight.