RWBY AU: some 4th year teams
Team ATMM (autumn), a 4th year team at Beacon Academy
Amber Lanmutua, she/her, turkey feathers, also the Fall Maiden (yes she and Cinder end up becoming friends)
Weapon: Hearthkeeper, a staff that can become a bow.
Semblance: Hearth's Embrace. Amber can generate a protective field within a certain radius, enhancing resilience and healing minor wounds over time for Amber and anyone else within the field.
Allusion: Hestia from Greek mythology
Tukson Delsol, he/him, puma claws
Weapon: Sagely Requital, a glaive that splits into a pair of dart launching tonfas.
Semblance: Mentor's Mark. Tucson can analyze an opponent's fighting style in real time, allowing him to anticipate and counter their attacks with increasing efficiency as the fight continues.
Allusion: Chiron from Greek mythology
Melanie Malachite, she/her
Weapon: Prometha, a pair of boots with rapier heels that armor up into full on greaves capable of firing pistol ammo.
Semblance: Foresight. Melanie can see forward in time up to five minutes.
Allusion: Prometheus from Greek mythology
Miltia Malachite, she/her
Weapon: Epimetha, a pair of gauntlets firing pistol ammo that can convert into claws.
Semblance: Hindsight. Miltia can see backward in time up to five minutes.
Allusion: Epimetheus from Greek mythology
Team RFJM (refugium, bringing blues and greens to mind), a 4th year team at Atlas Academy
Weapon: Winged Hoods, a bladed shield that becomes a crossbow.
Semblance: Lie Detector. Robyn can tell when someone is lying through auric contact.
Fiona Thyme, she/her, sheep ears
Weapon: Friar's Tool, a sword that becomes a bow
Semblance: Little Lamb. Fiona can store infinite inanimate objects in a pocket dimension.
Joanna Greenleaf, she/her
Weapon: Small Giant, a staff that folds into a pistol.
Semblance: Pathfinder. Joanna can highlight safe or hidden paths for herself and her allies. This also reveals routes that avoid detection or danger.
May 'Marian' Marigold, she/her
Weapon: Maid's Escape, a crossbow that splits into a pair of knives.
Semblance: Cloak. Marian can create a field of invisibility in a 35 foot cubed area.
Team CLVE (clove), a 4th year team at Atlas Academy
Clover Ebi, he/him (he did get injured on a mission alongside Qrow as a mentor due to actions from Tyrian, but he was able to get help immediately due to being on the outskirts of Mantle, with a chunk of his torso being replaced with prosthetics)
Weapon: Kingfisher, a pistol that extends into a fishing rod.
Semblance: High Roller. Clover constantly projects good luck around himself. He can enhance or diminish this good luck consciously, or even make it affect specific targets.
Allusion: the Fisherman from Aesop's The Fisherman And The Lucky Catch
Lazac Korall, she/her, salmon fins
Weapon: Heron, a pair of rifles that turn into a mix of oars and axes.
Semblance: Tidal Turn. Lazac constantly projects neutral luck around herself, cancelling out both good luck and bad luck. She can enhance or diminish this neutral luck consciously, or even make it affect specific targets.
Allusion: the Lucky Catch from Aesop's The Fisherman And The Lucky Catch
Weapon: Thorn, a giant shuriken that turns into a shield.
Semblance: Vines. Vine can create long, featureless aura arms with giant hands. He can stretch these out, grab things or punch with them, etc. He can also force them through solid objects, grow aura branches, and even see through them.
Allusion: the Vine from Aesop's The Elm And The Vine
Weapon: Timber, a hammer that turns into a rocket launcher.
Semblance: Roots. Elm can stick to any surface via her feet as long as the surface is stable.
Allusion: the Elm from Aesop's The Elm And The Vine
Team WMTH (warmth), a 4th year team at Atlas Academy
Winter Schnee, she/her, also the Winter Maiden
Weapon: Edelnivale, a pair of rapiers that can turn into rifles or combine into a bow.
Semblance: Icy Glyphs. Like all Schnees, Winter can conjure runic symbols used for shields, platforms, short-distance portals, and summoning fallen enemies. Unique to Winter, hers all have an ice effect, coating nearby things in a layer of frost and generating cold winds.
Allusion: the Reflection from Aesop's The Dog And His Reflection
Marrow Amin, he/him, dog tail
Weapon: Fetch, a big bladed boomerang that can turn into a rifle.
Semblance: Obedience. At first, Marrow can make others freeze in place by pointing in their direction and saying the word Stay. Over time, he learns to do more. Speak can make a target tell Marrow something. Sit induces a gravity well on the target, forcing them to the floor. Play Dead makes a target fall limp. Drop It forces a target to drop whatever they're holding. Quiet makes the target shut up. Here forces a target to come towards him. (If you have additional ideas, I'd like to hear them.)
Allusion: the Dog from Aesop's The Dog And His Reflection
Tortuga Turquesa, they/them
Weapon: Arctic Wave, a surfboard/hoverboard that can shift into a claymore which fires rifle ammo.
Semblance: Patience. Tortuga can charge up their body by waiting or moving slowly. This makes the next action more effective. For example, by sitting for a while, they can then run faster than a tornado, or by avoiding lifting stuff for a while they could later throw a tank. Even by resting their eyes they could then see every exact thing within miles.
Allusion: the Tortoise from Aesop's The Tortoise And The Hare
Weapon: Shell Breaker, a backpack that extends into jackhammer gauntlets.
Semblance: Lightning Speed. Harriet can electrically charge her body to run extremely fast. This also lets her electrify whatever she touches, which she often uses in tandem with her gauntlets to make electrical punches.
Allusion: the Hare from Aesop's The Tortoise And The Hare