Unlocked:

Abandoned Temple of Nod: A Temple of Nod where Luther fought the first Zerg found on the planet, Ultraslisks, Torrasques and Hydralisks. Unlocked by Luther.

Al Capone's Mansion: A mansion that Al Capone lives in. Unlocked by Trent.

Bertville: A small town with Cubert's shop, Greenbeard's Weapon Emporium, and other shops and houses. With or without Cubert, his bodyguards and Greenbeard. An okay sized area, but it is easy to demolish. Unlocked by Cubert.

Bruno Templar's House: The place where Bruno lives. Unlocked by Astar Reeves. With or without Bruno and his parents.

Creator's House: Fight at my house. Unlocked from start.

Cubert's Shop: The shop of Cubert. A small battle arena, with the cases, the back, and the basement. With or without bodyguards and Cubert. Unlocked by Cubert and Matrix Cutter.

Decadentville: A place of decadency. Unlocked by Trent.

Desert: A desert with some dunes and a cave. Unlocked by Trent.

Desert Hideout: A place where the Zerg hid. Unlocked by Trent.

Father Smith's Church: The church where Luther and Father Smith live. Unlocked by Luther and Matrix Cutter.

Gas Station: The place where Mr. Mailman fought Skeletonic and Ghost Rider. Unlocked by Skeletonic.

Hu's Forest: A living forest. Unlocked by Matrix Cutter.

Hunter X9's Former Base: Hidden inside a redwood. A base with many robotics and such. Hunter X9 lived here, but then he fled when Lupine and Skeletonic attacked. Unlocked by Skeletonic.

Insectoid Bunker: The bunker the Insectoids infested. Unlocked by Alex and Trent.

Inside of Trent's Katana: The inside of Trent's Soul Katana. Fight the souls inside. Unlocked by Trent.

Inside of Zerg Hives: Hives with Zerg inside them (or not). Unlocked by Trent and Astar Reeves.

Kane's Temple of Nod: A massive Temple of Nod. Damaged. Unlocked by Matrix Cutter.

Lavos' Crater: The crater where Lavos II hit. It is a bowl-shaped depression with Nicaraguan rainforest surrounding it and a hole where radiation still can be seen, despite Lavos' death. Unlocked by Cubert.

Main Yeerk Pool: The story of Animorph's main Yeerk Pool. Unlocked by Astar Reeves.

Mall: A unlocked place from the start. Has several stores.

Matrix Cutter's Town's Black Market Weapon Shop: The place where Matrix Cutter got some of his weapons. Unlocked by Matrix Cutter.

Matrix Cutter's Warehouse: The 50% residence of Matrix Cutter. Unlocked by (guess who) Matrix Cutter.

Mexico Airport: An airport in Mexico. Unlocked by Luther.

Mike & Bill's House: The recently burglarized and recently abandoned house of Mike and Bill. Pretty normal. Unlocked by Astar Reeves and Matrix Cutter.

Monolith Airport, Chicago Branch: Unlocked by Trent.

Monolith Hotel, Chicago Branch: Unlocked by Trent. A big hotel. There is an incinerator where Frankenmobsters have been burned (the Monolith doesn't like the smell).

Monolith R&D: Monolith R&D has some protection, but not so much as the military areas or vehicle grounds. There are the following areas: Conventional Weapons Research, New Weapons Research, Testing, Agricultural Development, Biological Warfare (chemicals, viruses, symbiotes, parasites), the hallways, Optics and Sensory Development, Internet and Hardware Development, Software Development. Unlocked by Trent.

Monolith Vehicle Yard: The massive yard of all sorts of vehicles. Hijack them or not. With security and vehicles or not. Unlocked from the start.

Mr. Excelsior's Camp: Fight inside Mr. Excelsior's camp, with the tents and other desert items. With or without Mr. Excelsior, the Sandstorm generator, Mr. Excelsior's army, and his bodyguards. If you want to, Mr. Excelsior will every turn do something either mean or nice (like healing everyone or deploying Minos XIV). Unlocked by Trent and Matrix Cutter.

Nebruyin Former Zerg Hives: Places where the Zerg used to be. Unlocked by everyone.

Nebruyin Tunnels: Tunnels inside Nebruyin where the Nebruyin Resistance used to be. Unlocked by Matrix Cutter.

Roadside: The place where Skeletonic fought Lupine's men before Lupine called them back. Unlocked by Skeletonic.

Outer Space: Duh. Unlocked by Matrix Cutter.

Shrunken in the Creator's House: Fight inside my house... but you're small... Unlocked from start.

Steve Gray's Town: A town with a sheriff named Steve Gray. Unlocked by Skeletonic.

The Garden: The Animorph's favorite hanging place. Has tons of animals and rides. With or without people, guards, the Animorphs, and animals. Unlocked by Astar Reeves.

The Monolith: The massive building of the Monolith company. Recommended for huge masses of players, as it takes forever (without clairvoyance, hacking or anything else) to find people. People can break open delivery crates, hack the computer system, play with Monolith guards, use the elevators, hijack vehicles, steal things from R&D, and so on. Unlocked from the start.

The Monolith Web Site: Unlocked by Matrix Cutter. Looks much like the real thing.

Tiamutt's Cave: A cave where Tiamutt used to be. Tiamutt may inhabit it, if so desired. Unlocked by Skeletonic.

Trent's Former Apartment Complex: The place Trent used to live in. Unlocked by Trent.

Vatican: Fight by the Vatican. Look at hidden Vatican records, demolish the Vatican, fight the Pope. Unlocked from the start.

Venice: Fight in Venice, Italy. Hire gondolas, swim, run through, or demolish the town. Unlocked from the start.

Visser Three's Blade Ship: Fight inside Visser Three's massive Blade Ship. With or without Yeerks and Visser Three. Nice sized area, and don't try busting the walls.. Everyone will not like you. Unlocked by Cyber Armageddon.

ZAO Skull's Former Hiding Place: A place in Africa where the ZAO Skull used to be. Unlocked by Cubert.

Locked:

Agent Building

Bahamut's Castle

Brinstar

Famine Seed's Farm

Heaven

Hell

Jose Hadimar's Quarters

Lavos III's Pluto Crater

Lost Lands of Turok

Mariner Corps Building

Mars Areas

Minos I's Maze

Minos XIII's Lair

Monolith Bomber

Mushroom Kingdom Areas

New York

Norfair

Papa Lambeau's House

Pestilence's Hideout

Pluto Areas

Ranger's Wings

Rat King's Lair

Smiling Hummingbird's Village

Terminator Smelting Plant

Tiamat's Realm

Todd and Janelle's House

TMNT's Hideout

Venus Areas

Vorlon Battlecruiser

Xavier Starsley's Office

Zebediah's Town

Zerg Homeworld Areas

Unlocked totals:

Astar Reeves- 4

Cubert- 4

David Excelsior- 0

Luther- 4

Magus- 0

Matrix Cutter- 12

Skeletonic- 6

Union/Carnage/Trent-

Trent Haranasik- 12