To Unlock Corvin you need the DLC “DLC Blade List – Distribution 3” and get the Divine Core Crystal from Sorinosori in Goldmouth Return Port, Argentum. (Video Guide)

To Unlock his Board you you must do his Light Mastery Conditions (Video Guide)

You can find all needed collectibles and enemies here (Video Guide)

•  Attributes
  • Tank
  • Light Element
  • Agility Mod. 20%
  • 35 physical defence
  • 45 ether defence
  • 3 aux cores
• Food
  • Drinks, Board Games
  • Twinklejuice, Nopon Chess Set
• Specials
  • 1 Fuga Daemonum – Slash foes in the surrounding area with blades made of light
    • Affinity Board Upgrade: When landing a hit, restores 10% of damage dealt to the whole party
  • 2 Lacerna Noctis – Lead with a mighty cleaving blow, then follow-up with a cape swipe.
    • Affinity Board Upgrade: On using Special, has 100% chance to purge enemy rage
  • 3 Ex Tenebris Lux – A dual-sword combo assault using the power of Durandal
    • Affinity Board Upgrade: On Special, Driver receives afterimage, evading next 6 attack(s).
  • 4 Evello Mortem Tyrannis – Let loose with a series of slashes, followed with a strike from mid-air
• Blade Arts
  • Recharge Boost – Boosts Arts recharge from auto-attack.
  • Accuracy Up – Increases accuracy.
  • Debuff Cancel – Cancels debuffs from enemies.
• Battle Skills
  • Ensis Lucis – Increases dmg. dealt by 90% (150%) and eva. rate by 15% (25%) when Affinity is at max
  • Alae Custodiae – Fills the Party Gauge by 8 (16) for each critical hit delivered.
  • Ictus – Boosts recharge for Driver Arts by 0.5 (2.5) when you evade an attack.
• Field Skills
  • Light Mastery – The power of a Light Blade.
  • Forestry – Kownledge related to trees. (Unlock in Affinity Board)
  • Ancient Wisdom – Knowledge of ancient civilizations. Used to decode writing, etc.
• Affinity lvl 2 – Unlocks with 100 Trust
  • Fuga Daemonum – Deafeat 2 Nomad Rhinon at Farlaine Wells in Uraya.
  • Lacaerna Noctis – Defeat 2 Bobbile Brog at Farlaine Wells in Uraya
  • Ex Tenebris Lux – Defeat 2 Massido Ardun at the Sternum in Uraya
  • Ensis Lucis – Defeat 2 River Bunnit at the Cleansing Spring in Uraya
  • Alae Custodiae – Defeat 2 Nuruba Upa at Farlaine Wells in Uraya
  • Ictus – Collect 3 Rainbow Bugs in Uraya (Previous instances count toward total)
  • Light Mastery – Hear out Elaria near Waypoint Market, Uraya. (Requires Nia) Unlocks Board
  • Forestry – Collect 10 Blue Ladybirds in Uraya (Previous instances count towards total)
• Affinity lvl 3 – Unlocks with 700 Trust
  • Fuga Daemonum – Defeat 2 Flow Bunnit at Riggite Harbor
  • Lacaerna Noctis – Defeat 2 Sloam Runner on Daram Isle in Leftheria
  • Ex Tenebris Lux – Defeat 2 Segel Ansel on Daram Isle in Leftheria
  • Ensis Lucis – Defeat 2 Buma Hiln in Fonsett, Leftheria
  • Alae Custodiae – Collect 10 Stream Navy in Leftheria (Previous instances count towards total)
  • Ictus – Defeat 2 Yurem Puffot in Fonsett, Leftheria
  • Light Mastery – Hear out Kitson near Messet Point, Leftherian Archipelago (Requires Rex) Unlocks Board
  • Forestry – Collect Killi-Killi Killifish in Leftheria (Previous instances count toward total)
• Affinity lvl 4 – Unlocks with 2000 Trust
  • Fuga Daemonum – Defeat 2 Grad Gogol at the Genbu Drifts in Tantal
  • Lacaerna Noctis – Defeat 2 Vint Griffox at the Genbu Drifts in Tantal
  • Ex Tenebris Lux – Defeat 2 Bland Upa at the Genbu Drifts in Tantal
  • Ensis Lucis – Collect 10 Broom Icicles in Tantal (Previous instances count toward total)
  • Alae Custodiae – Defeat 2 Arno Kapiba at the Genbu Drifts in Tantal
  • Ictus – Defeat 2 Klim Anlood at the Genbu Drifts in Tantal
  • Light Mastery – Hear out Phyllistrata near Theospiti Temple Ruins, Tantal (Requires Zeke) Unlocks Board
  • Ancient Wisdom – Collect 5 Emerald Snow in Tantal (Previous instances count toward total)
• Affinity lvl 5 – Unlocks with 4000 Trust
  • Fuga Daemonum – Defeat 2 Organl Griffox at the Chansagh Wastes in Mor Ardain
  • Lacaerna Noctis – Defeat 2 Berserker Mammut at the Chansagh Wastes in Mor Ardain
  • Ex Tenebris Lux – Go to Theoscaldia Palace in Tantal and complete the quest “Corvin’s Approach”
  • Ensis Lucis – Defeat 2 Tempest Pterix at the Chansagh Wastes in Mor Ardain
  • Alae Custodiae – Defeat 2 Sarabashi Ropl at the Chansagh Wastes in Mor Ardain
  • Ictus – Defeat 2 Growsa Aspar at the Chansagh Wastes in Mor Ardain
  • Light Mastery – Hear out the 8th Decade Sergeant near Hardhaigh Palace, Mor Ardain (Requires Morag) Unlocks Board
  • Forestry – Collect 5 Nitrotoluite in Mor Ardain (Previous instances count toward total)
  • Ancient Wisdom – Collect 10 Sand Salmon in Mor Ardain (Previous instances count toward total)