Weapon evolves by earning points. Any match won using Phantom Assassin will earn you 1 point. Earning 40 points will upgrade the weapon to Level 2, and earning 100 points causes the weapon to reach its maximum evolution.
Hero
Phantom Assassin
Slot
Weapon
Rarity
Arcana

Auspicious Cluckles the Brave
Dark Artistry Cape
Axia of Metira
Cry of the Battlehawk
Grimsneer
Whisky the Stout Artifact
Vehement Plume
Dipper the Destroyer
Taunt: Raging Bull
Glaive of Oscilla
Genuine Dam'arakan Muzzle of the Crimson Witness
Mulctant Pall
Golden Greevil
Dam'arakan Muzzle
Serac the Seal
Avowance of the Veiled Ones
Masque of Awaleb Bundle
Taunt: Doom Shreds
Taunt: Check This Out!
Flockheart's Gamble
Masked Fey, Lord of Tempests
Taunt: Giddy Up!
Inscribed Demon Eater 