The Third Wave (Minor)

Once per adventure, before you roll an Attack Roll, Saving Throw, or Skill Check, you may declare that a Wave of Chaos is helping you. That die roll will then have advantage. (Trait Type: Minor, Trait Rarity: Other)

You gain access to this Character Trait if you played a game of The Red Venom Plains D&D Campaign (our campaign) Between December 1st, 2022 and February 28th, 2023.

You may add this as a custom feat to your character on D&D beyond with this link:
https://www.dndbeyond.com/feats/1214436-minor-trait-the-third-wave