Heartstring Harp

Powers
When played by a worshipper of Sune, they may use an action or bonus action every round to cast Bless on all allies within 60', but the d4 always comes up 4. Allies will glow gold, enemies will glow a color relating to their allegiance (ie, black for undead/necromancers, red for fiends, green for fey, etc).
Player is +4 to Perform, Play Instrument, Persuasion.
If played by a cleric of Sune, all cleric spells cast while playing are automatically upcast one level. Spell save DC is also +4, but not spell attack rolls.