Create a Stage Idea

Name: Forsaken Fortress

Description: 8 different rooms of the Forsaken Fortress, plus the outside where you battle the Helmaroc King. You warp into a different random place every 100 seconds.

Hazards: Moblins and Miniblins can damage you on the rooms placed on the interior. Also, the Helmaroc King can use different attacks to damage you, including sliding.

Music:
Forsaken Fortress
Helmaroc King
Mini-boss theme(Wind Waker)
Pirate Ship
Great Sea

Unlockabilty: Start
 
Okay, 500 times
Anyway for my new stage:

Name: Daisy Hills [Mario]

Description: A beutiful village where players pick up a glider and fly around a huge gap if you fall you get KO'ed

Hazards: Gap and Tail Goombas

Music:
Daisy Hills [MK7]
Princess Peach's Castle [M&L: PiT]
Atletic Theme [SM3DL]

How to Unlock/Unlocked From Start?: Play as Princess Peach in her Daisy costume 5 times
 
Name: Meta Melon Isle

Description: Sidescrolling stage on Meta Melon Isle of Kirby's Epic Yarn.

Hazards: During the car section, you might be droven over and damaged. During the firetruck section, if you don't wait for the fire to be extinguished, you will be knockbacked and possibly KO'd. During the dolphin section, you won't drown, but you'll be hindered and Underwater Gordos harm you a lot. During the train section, the same hazards as the car section, plus you might fall.

Music:
Meta Melon Isle
Green Greens(Whispy Woods Theme(Epic Yarn))
Dream Land Hub(Epic Yarn)
Halberd(Epic Yarn)
Gourmet Race(Epic Yarn)

Unlockabilty:Transform by items or by Final Smashes a total of 67 times combined.
 
Name: Hop! Hop! Donut Lifts! [Yoshi]

Description: A bouncy side-scrolling sky with Fly Guys.

Hazards: Fly Guy and gap

Music:
Hop! Hop! Donut Lifts! [Yoshi's Island]
donut Plains [uper Mario World]
How to Unlock/Unlocked From Start?: From the start
 
Name: Pipe Maze
Info: A maze with Pipes and Piranha Plants
Hazards: Piranha Plants, Buzzy Beetles, Water
Music:
SM3DL Underground music
SMB3 Pipe Maze
Yoshi's Island Cavern
Yoshi's Story Yo Yo Yoshi
 
Okay! I updated the List :D You guys are great at making these ideas.

LuigiNo.1 said:
Also, for you to know, Sanctuary Fortress(Bop's first idea), is from Metroid Prime 2: Echoes.
Thank You, I didn't know where it was from :P
 
Name: Death Egg

Origin: Sonic the Hedgehog

Description: On the exterior of a giant space station shaped like Dr. Eggman. There are gravity shifts and boosters.

Hazards: Badniks will shoot lasers at you from the background, spikes, and bottomless pits. Also, the Death Egg Robot will occasionally come out of the background and try to destroy you!
300px-Eggman_phase_2.jpg


This stage is unlockable after unlocking the Metal Sonic costume for Sonic.
 
Super Mario the Hedgehog said:
Name: Death Egg

Origin: Sonic the Hedgehog

Description: On the exterior of a giant space station shaped like Dr. Eggman. There are gravity shifts and boosters.

Hazards: Badniks will shoot lasers at you from the background, spikes, and bottomless pits. Also, the Death Egg Robot will occasionally come out of the background and try to destroy you!
300px-Eggman_phase_2.jpg

Music:
1. Sonic the Hedgehog 2's Death Egg http://www.youtube.com/watch?v=UZzwIpbA3Go
2. Sonic the Hedgehog 3 & Knuckles' Death Egg http://www.youtube.com/watch?v=xsS-UDyNKf0
3. Sonic the Hedgehog 3 & Knuckles' Doomsday Zone http://www.youtube.com/watch?v=7FAffWEmB3I&feature=related
4. Sonic Colors' Terminal Velocity http://www.youtube.com/watch?v=8QXHW8CYeFU
5. Sonic Colors' Egg Nega Wisp http://www.youtube.com/watch?v=QovDgfjB6Ek&feature=related
And pretty much any evil space station Metroid and Star Fox themes

Edit: Sorry, didn't mean to double post. I thought I hit the modify button.
 
I've changed up the list a bit by adding spoilers for stages that were needed to be unlockes. Keep it like that or return it the way it was?
 
Keep it like that! Also, I just want to add that my Death Egg stage is unlockable after unlocking the Metal Sonic Costume for Sonic like how Wario has his WarioWare and Classic costumes.
 
Name: Kanto Pokemon Gyms
Description: The Stage changes between 8 different terrains randomly similar to both Pokmeon Stadiums. The terrains are as follows:
1. Pewter=rocky terrain and rocks will occasionally fall causing damage
2. Cerulean=small platforms above a swimming pool in which characters can swim/drown in
3. Vermillion=electric barriers surrond the stage, anybody touching the electric barriers receves damage
4. Celadon=various grass pokemon will come out, they can put characters to sleep, or put flowers on their heads
5. Fushia=the ground is poisonous and characters will rapidly receive damge, stay off the ground to avoid damage
6. Saffron= teleporters will appear on both sides of the field they can be used by the characters to get to the other side of they wish to do so
7 Cinnibar=two flamethrowers on the ends of the stage will shoot up will a third flamethrower occupies the middle of the air and shoots down
8 Viridian=moving conveyer belts
Hazards: Read the above paragraph
Music:
1. Pokemon Gym
2. Kanto Gym Leader Battle
3. FireRed/LeafGreen Champion Battle
4. Ruby/Sapphire/Emerald Elite 4 Battle
Unlock: Clear All-Star Mode with any Pokemon character.