Dreamsprite

Dreamsprite is a Duel Monster Spirit that has appeared numerous times in the different anime series. It is based on the card of the same name.

Yu-Gi-Oh! Duel Monsters
This monster first appears as one of several spirits pleading for Yami Yugi's assistance against Dartz.[1] She appears in a flashback as Dartz narrates the fall of Atlantis[2], and appears again during the final battle against The Great Leviathan.[3]

Yu-Gi-Oh! GX
During Kaibaman's Duel against Jaden Yuki, this spirit watched from the sidelines.[4] She is also one of the weak monsters rescued from Duel Academy's Reject Well by Chazz Princeton.

Yu-Gi-Oh! 5D's
Dreamsprite was shown in a flashback as one of the spirits in Schwank turned into a stone slab of a Monster Card with a Negative Level.[5]