AC-29 Castle Bomber: Wasteland with tons of craters from bombs.

Aeris Gainsborough: A flower garden and church.

Agent Brown: Random areas from the Matrix.

Agent Jones: Random areas from the Matrix.

Agent Smith: Random areas from the Matrix.

Arn: A lava chasm with a city built into the walls.

Ax: The woods behind Cassie's house.

Beezwax: A bee farm.

Bilbo Baggins:

1. The Shire.
2. A road leading to nowhere, going on and on.

Bongo Bongo: His drum. Necromantic water that damages people is all around it.

Calvin:

1. His room, house and outdoors.
2. A snow-covered version of his house.

Cassie: Her barn and house area.

Cid Highwind: The deck of the Highwind.

Cinder: A chaotic city scene.

Donkey Kong: The Kong's home and areas of the jungle.

Exdeath: The Cleft of Dimension.

Evan: A sort of bunker/town.

Firebrand: The Demon Realm. If he's got UPP from the Demon Temple, the Temple itself.

Fred:

1. Fred's houses.
2. A bar.

Frodo Baggins: The Shire.

Giant DK: The Congo Jungle, as appeared in SSB.

Giovanni: Hell.

Glacius: In an arctic setting, right in front of his ship.

Glitter Boy Killer: A graveyard of destroyed Glitter Boys.

Hobbes: Calvin's house and the woods transformed into a kind of jungle.

Holothurion: An underwater ruins section.

Ifrit: A burning wasteland.

Jayce: Ginyu home base.

Jean: Jean's castle.

Jimmy Raynor: War-torn planets.

Kelbeross: The Kelbeross' lair, two platforms and the walls.

King Kong: The jungle.

Link:

1. Hyrule Castle.
2. His uncle's house.
3. The Deku Forest.

"Matrix Cutter" Mick Threeson:

1. His warehouse home.
2. Mr. Excelsior's camp.
3. Cyberspace.

Morpha: Morpha's chamber, with four pillars and walls with 90% spike cover at the bottom.

Mr. Excelsior: Mr. Excelsior's camp.

Nuclear Knights: Nuclear Knights' home territory.

Ophelia: Wasted cities, Cabal temples.

Phantom Ganon: An area with four pictures of a road leading to a dark mansion.

Queen Gohma: Queen Gohma's chamber. A low-ceiling room with some pillars and walls.

Radagast the Brown: A peaceful area of forest.

Ramuh: Ramuh's mountain. Tall but thin.

Ryu (Street Fighter): Ryu's dojo.

Santa Claus: The North Pole.

Saruman: Eisengard and Saruman's tower.

Sauron: Mordor.

Shiva: Frozen area.

The Dude: A bowling alley, his house, and the area outside the bowling alley.

Turok: Area of the Lost Land.

Uterafson: A very bright, very inviting vampire castle.

Venusaur: A vine-filled forest.

Volvagia: His battle arena, with nine lava holes, a platform and constant lava all around.

Walter: The bowling alley.

Xavier Starsley: The Monolith.

"Y" The Alien: His home planet.

Zorch: A charred wasteland with lightning bolts randomly appearing.