Eureka

Slot materia into your gear, as it is essential for elemental bonuses.

Which are you starting in? (Anemos, Pagos, Pyros, or Hydatos) Eureka

Complete the Weekly Eureka Challenge Log for massive XP. Slot materia into your gear, as it is

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

Speak to Rodney in Kugane (Pier #1) to enter Anemos.

Finish the Stormblood main scenario questline.