Fire Tongue

2nd-level conjuration
Casting time: 1 action
Range: Self (30-feet-radius)
Target: You and any ally that makes a spell attack with a verbal component
Components: V S
Duration: Concentration, up to 10 minutes
Classes: Warlock, Bard, Paladin
Subclasses: --

You call upon the power of flame to imbue the spells of yourself and your allies. Until the spell ends you and any ally that makes a spell attack with a verbal component whilst within the 30 feet aura, can add 1d10 fire damage to the spell's outcome