This guide includes only the basics to the Dark Summoner class, with the skill build, crests, and rotation provided by Apoc#2486. If you're interested in expanding upon this guide, please reach out to me at ImmortalVino#1239,
If you're interested in learning about other classes, we have a Class Guide Archive!
Skill Build
Unified Skills: Ultimate CD, Max HP Boost
Crests
[Chaos DMG] / [Phantom Claw DMG] / [Chain Claw DMG] / [Rampage Claw DMG] / [Hands of Vengeance CDR] / [Phantom Avenger CDR]
+1 [Phantom Avenger] for 3 second extended buff duration, but most people do [Phantom Claw]