Cloak of Constellations

While wearing this cloak, you gain the following benefits:

• You may add your wisdom modifier to any saving throw
• As a bonus action, you can trigger a constellation effect (see below). You can do this up to your proficiency bonus number of times a day.
  

Constellations.

• Archer. A constellation of an archer appears on you. When you activate this form, and as a bonus action on your subsequent turns while it lasts, you can make a ranged spell attack, hurling a luminous arrow that targets one creature within 60 feet of you. On a hit, the attack deals radiant damage equal to 2d8 + your Wisdom modifier.
• Chalice. A constellation of a life-giving goblet appears on you. Whenever you cast a spell using a spell slot that restores hit points to a creature, you or another creature within 30 feet of you can regain hit points equal to 2d8 + your Wisdom modifier.
• Dragon. A constellation of a wise dragon appears on you. When you make an Intelligence or a Wisdom check or a Constitution saving throw to maintain concentration on a spell, you can treat a roll of 9 or lower on the d20 as a 10, you have a flying speed of 20 feet and can hover.