Finish the Stormblood main scenario questline.

Complete "They Call It Eureka" from Galiena in Rhalgar's Reach (X:9.8, Y:12.5).

Join a party for "FATE trains" (Notorious Monsters) for fast leveling and Protean/Anemos crystals.

Use the Magia Board to change elements to increase damage and defense (/magiaauto).