Devastator: You make a weapon attack and choose a number of willing creatures up to your proficiency who you can see within Close range of you. Each creature you choose can use a reaction to make an attack with a primary weapon.

This can be used 3 times per session and generates 1 Fear.

Invoke Hell

When a creature damages you with an attack you can spend 1 Hope to deal d4 damage using your Proficiency.

Infernal Counduit: Burn an Indirection Seal on a target to deal d6 damage based on Proficiency level.  This can be used 3 times per session.

Recover 2 HP at Tier 3 and 4 HP at Tier 4. This can be used Once per session.

Deathstrike: When you hit an interdicted target with a melee weapon attack, you can burn one of the seals on them to turn the hit into a critical hit.

This can be used 3 times per session.

Asmodeus’s Blessing: When you deal damage to a creature with a spell you can burn a seal and imbue the spell with weakening magic and causing target to be Vulnerable.

This can be triggered 3 times and generates 1 Fear.

This refreshes with any Rest.

Once per Tier take additional Domain card at your level or lower from Infernal, Dread, Arcana or Codex domains.

Asmodeus's Interdiction: Asmodeus’s secrets allow you to infuse your seals with manifest power. Burn a Seal on a target and trigger magical damage d6 using Proficiency and Restrained status.

This can be used 3 times per session. 

Invoke Hell

When you or an ally within Close range of you takes damage, you can place an Interdiction Seal on the attacker and deal 1d6 damage while keeping the Seal intact.

Magic Is Mine to Command: Spellbraker

When an interdicted creature you can see within Far range of you casts a spell, you can use your reaction to burn one Seal on them. When you do, burning the seal deals d10 magical damage based on Proficiency, and you cast Counterspell automatically.