Faerie Fire

Faerie Fire PHB p239 1st-level evocation Casting Time: 1 action Range: 60 feet Components: V Duration: Concentration, up to 1 minute Each object in a 20-foot cube within range is outlined in blue, green, or violet light (your choice). Any creature in the area when the spell is cast is also outlined in light if it fails a Dexterity saving throw. For the duration, objects and affected creatures shed dim light in a 10-foot radius.
  Any attack roll against an affected creature or object has advantage if the attacker can see it, and the affected creature or object can't benefit from being invisible.
  Classes: Artificer, Bard, Druid, Tamer Subclasses: Light Cleric, Swarmkeeper Ranger, Swarmkeeper Ranger (Revised), Swarmkeeper Ranger (Spell-less), Archfey Warlock, Twilight Cleric, Lunar Magic (UA) (Full Moon) Sorcerer Races: Elf (Drow), Fairy, Fairy, Fairy, Half-Elf (Variant; Drow Descent), Half-Orc (Variant; Mark of Finding), Human (Variant; Mark of Finding) Feats: Artificer Initiate, Artificer Initiate, Divinely Favored, Divinely Favored, Divinely Favored, Magic Initiate, Strixhaven Initiate Source: PHB, page 239. Available in the SRD and the Basic Rules.