Gain all Confidence.

Unlock level three for all skills.

Gain every Skull.

Unlock level three for any skill.

Set fire to three enemies with a single Exploding Shot.

Kill two enemies using Force.

Kill two enemies with a single Smokebomb.

Kill two enemies with a single Vault.

Kill three enemies with a single Piercing Shot.

Kill an enemy while under the effects of Shadow Step

Unlock the last scroll slot.

Use three skills in a single round.