# Arcane Vigor *2nd-level, Abjuration* - **Casting time:** 1 Bonus Action - **Range:** Self - **Components:** V, S - **Duration:** Instantaneous You tap into your life force to heal yourself. Roll one or two of your unexpended [Hit Point Dice](3-Mechanics/CLI/rules/variant-rules/hit-point-dice-xphb.md), and regain a number of [Hit Points](3-Mechanics/CLI/rules/variant-rules/hit-points-xphb.md) equal to the roll's total plus your spellcasting ability modifier. Those dice are then expended. **Using a Higher-Level Spell Slot.** The number of unexpended Hit Dice you can roll increases by one for each spell slot level above 2. **Classes**: [Sorcerer](3-Mechanics/CLI/lists/list-spells-classes-sorcerer.md); [Rogue (Arcane Trickster)](3-Mechanics/CLI/lists/list-spells-classes-rogue-xphb-arcane-trickster-xphb.md "subclass=XPHB;class=XPHB"); [Bard (College of Lore)](3-Mechanics/CLI/lists/list-spells-classes-bard-xphb-college-of-lore-xphb.md "subclass=XPHB;class=XPHB"); [Fighter (Eldritch Knight)](3-Mechanics/CLI/lists/list-spells-classes-fighter-xphb-eldritch-knight-xphb.md "subclass=XPHB;class=XPHB"); [Bard](3-Mechanics/CLI/lists/list-spells-classes-bard.md); [Wizard (Abjurer)](3-Mechanics/CLI/lists/list-spells-classes-wizard-xphb-abjurer-xphb.md "subclass=XPHB;class=XPHB"); [Wizard](3-Mechanics/CLI/lists/list-spells-classes-wizard.md) *Source: Player's Handbook (2024) p. 242*