# Blade Ward *cantrip, Abjuration* - **Casting time:** 1 Action - **Range:** Self - **Components:** V, S - **Duration:** Concentration, up to 1 minute Whenever a creature makes an attack roll against you before the spell ends, the attacker subtracts `d4` from the attack roll. **Classes**: [Bard](Mechanics/CLI/lists/list-spells-classes-bard.md); [Wizard (Abjurer)](Mechanics/CLI/lists/list-spells-classes-abjurer-xphb.md "subclass=XPHB;class=XPHB"); [Sorcerer](Mechanics/CLI/lists/list-spells-classes-sorcerer.md); [Fighter (Eldritch Knight)](Mechanics/CLI/lists/list-spells-classes-eldritch-knight-xphb.md "subclass=XPHB;class=XPHB"); [Wizard](Mechanics/CLI/lists/list-spells-classes-wizard.md); [Warlock](Mechanics/CLI/lists/list-spells-classes-warlock.md); [Rogue (Arcane Trickster)](Mechanics/CLI/lists/list-spells-classes-arcane-trickster-xphb.md "subclass=XPHB;class=XPHB"); [Bard (College of Lore)](Mechanics/CLI/lists/list-spells-classes-college-of-lore-xphb.md "subclass=XPHB;class=XPHB") *Source: Player's Handbook (2024) p. 247*