“See how the dagger dances along my fingertips, see it spin. I have forgotten more ways to use this dagger than you can ever imagine."[PH:127]
Prerequisite: Rogue class
Daggermaster's Action (11th level): You can spend an action point to reroll one attack roll or damage roll you made using a dagger, instead of taking an extra action.
Dagger Precision (11th level): You can score critical hits with daggers on a roll of 18–20.
Dagger Advantage (16th level): When you score a critical hit with a dagger, the target grants combat advantage to you until the end of your next turn.
| Critical Opportunity | Daggermaster Attack 11 |
| Your first attack deals a critical wound, so you follow the attack with another strike. | |
| Encounter + Martial, Weapon | |
| Minor Action | Melee weapon |
| Requirement: You must be wielding a dagger and have scored a critical hit with a dagger against an enemy during this turn. | |
| Target: The same creature you hit with a critical hit | |
| Attack: Dexterity vs. AC | |
| Hit: 3[W] + Dexterity modifier damage. | |
| Meditation of the Blade | Daggermaster Utility 12 |
| With a moment of concentration, you focus your will into the point of your blade. | |
| Daily + Martial, Weapon | |
| Minor Action | Personal |
| Effect: Until the end of the encounter, your dagger’s damage die increases by one size. | |
| Deep Dagger Wound | Daggermaster Attack 20 |
| Your dagger springs forward, plunging deep into your foe. | |
| Daily + Martial, Weapon | |
| Standard Action | Melee weapon |
| Requirement: You must be wielding a dagger. | |
| Target: One creature | |
| Attack: Dexterity vs. AC | |
| Hit: 4[W] + Dexterity modifier damage, and ongoing 10 damage (save ends). On a critical hit, ongoing 20 damage (save ends). | |
| Miss: 2[W] + Dexterity modifier damage, and no ongoing damage. | |