|Petit Angel Avenira|
|Hair Color||White-ish blue|
|Debut||Beautiful Sky Episode 01|
Petit Angel Avenira is the only Rainbow Warrior appearing in the season. She uses the power of the future heart. Avenira is Guardian Angel Millennia's successor, which makes her the warrior of itelligence that can use time based attacks. Her Guardling is Isabella.
Petit Angel Avenira has long, blue-ish white colored hair, which she keeps opened. Her eyes also become white. She wears a white/light blue dress with double layered skirt. Her belt is light und dark blue with a black ribbon and a golden heart on it, which holds her commune. She wears golden bracelets and white boots, which are knee-length. She still wears the necklace with the light blue Rainbow Tear.
Petit Angel Avenira - Her alias comes from the French word “avenir”, which means future.
"The supreme heart of the future! Petit Angel Avenira!"
Saikōna mirai no kokoro! Puchitsukai Abenīra desu!
Petit Angel Avenira is the first magical girl to appear in the new generation and also the first rainbow Guardian Angel to appear. She uses the power of the future heart. Her Guardling partner is Isabella, the guardling of the white color. Avenira's attacks are based on sparkles and time.
- Celestial Wand - The power-up item of the main characters of Beautiful Witches Of Earth, which allows them to use stronger attacks.
- Freezing Surprise - Petit Angel Avenira's main finisher.
- Rainbow Clockwork - Petit Angel Avenira's ultra finisher
"Let's Color The Sky!" - Let's Color The Sky! is the official transformation speech used by Amashiro Shinju to transform into Petit Angel Avenira in the Guardian Angels Of The Sky: Next Generation series.