-Make shield regenerate slower
-Add a bit more endlag on airdodges and spotdodges
-Remove rage entirely
-Remove Registeel from Kalos League
-Remove Flying Man from Magicant
-Remove Yellow Devil from Wily's Castle
-Weaken cars on Port Town
-Raise the ceiling on Tomodachi Life
-Remove the water from Jungle Japes, or at least make it less ****
-Smash Run Online/Smash Run Wii U
-Make customs easier to unlock
-Create more save slots for custom sets
-Just make customs more accessible in general
-Remove acid from Brinstar, or at least make it less intrusive
-Remove Shy Guys from Rainbow Road, or at least make them less intrusive
-Remove lava from Norfair, or at least make it less intrusive
-Remove caves of life from Gamer, Skyworld, Luigi's Mansion, Woolly World, MK8, and Arena Ferox
-Make 5-Volt less random; give Gamer a single set design
-Alpha version of stages: Battlefield reskins
-Put Support Ghost on timed interval (think PM Yoshi's Island 2)
-Remove destructible platforms from transformation two of Reset Bomb Forest
-Make transformation 3 of Paper Mario good. I don't know or care how, just do it.
-Remove hazards from Mushroom Kingdom U, or at least make them less intrusive
-Remove camping positions from Pilotwings altogether
-Make curve on Mario Galaxy and Windy Hill Zone more consistent
-Make Wuhu and Coliseum playable on 8-player
-Make Halberd's claw less random/more telegraphed/removed
-Make Zekrom and Reshiram less powerful (especially Reshiram) - make it switch between the two instead of being mutually exclusive
-Make Tortimer Island one single design, remove/nerf fruit, make both ledges grabbable
-Remove/nerf the more intrusive drawings on Pictochat
-Remove the walkoff and pellets from Distant Planet
-Better yet, instead of outright removing all these hazards, have a hazards on/off mode like from Smash Flash 2.
Wow... that's a lot more than I thought... and I'm not even up to the characters...

-Nerf the hell out the d-throw combos pls
-Make d-special easier to get lift from

-Improve his wall-jump

-BRING BACK THE BRAWL VOICE ACTOR DEAR GOD

-Make it so that Banana Peel -> f-smash isn't guaranteed

-Make her faster? Something more to differentiate from Marth

-Nerf the hell out of Timber Counter

-Give him custom moves
-Make Teleport do damage

-Make him able to copy customs

-
Nerf Buff his recovery a bit
-Make Water Shuriken do damage while it charges

-Make his u-air animation more visible
-Get rid of the idle Robin secret tech glitch (not sure if this would apply to Ness or Robin tho)

-Make his hitboxes more reliable/not ****
-Nerf Kong Cyclone slightly (tbh I don't think it's too overpowered)

-Make Luma take longer to regenerate
-Nerf u-air

-
Bring back Wectoring
-Give his f-smash slightly less end lag

-Fix the blind spot on the Phantom
-Make her f-smash aimable
-Make her customs not suck
-Increase weight and/or speed
-Make Din's Fire not put you into helpless animation

-Make his "shield-breaker" customs ACTUALLY break shields
-Make the sweet-spot on Shuttle Loop stronger

-Make down-b less safe
-Make up-b easier to DI out of

-Either nerf the books or make them easier to see
-Make Nosferatu not put you into helpless animation

-Give his moves slightly less start up lag
-Make it easier to switch between Arts

-Lower d-air landing lag
-Give f-tilt slightly more knockback
-Make her customs not suck
-Make Sing not suck

and

-Make f-smash string better

-Buff recovery
-Buff sword range
-Lower start/end lag

-Buff his recovery

-Give f-air a lasting hitbox to match it's animation
-Make d-smash hitbox (so it doesn't whiff at point blank)
-Lower end-lag on Oil Panic whiff

-Nerf f-air
-Make Bouncing Fish less safe

-Make Homing Attack better at homing
-Make him lighter

-Fix u-smash hitbox

-Nerf jab

-Make her customs not suck
-Buff Screw Attack

-Make Gordo slightly faster
-Buff Jet Hammer

-Nerf d-air
-Make it so he can't escape what would be a guaranteed combo for the rest of the cast
-Make his customs not suck

-Fix blind spot on Bonus Fruit and d-tilt

-Buff Counter
-Make Warp do damage
-Make Autoreticle come out slightly faster

-Give more horizontal control to Aether

-Give him a wall jump
-Make Wizard's Foot come out faster
-Strengthen f-tilt, u-air, n-air, and b-air