The Arcane Mage Tier Set bonuses for Dragonflight Season 1 have been datamined!
Arcane Mage Dragonflight Talent Tree
Arcane Mage Set Bonuses in Dragonflight Season 1
2-set: Arcane Blast critical strike chance increased by 5% per Arcane Charge and Arcane Explosion critical strike chance increased by 3% per Arcane Charge.
4-set: