Secret Door
Purpose
Granting weapons Granting vehicles Unlock flying routes Unveiling Warp Holes
Description
A stone-like door with locks
The Secret Door is a gimmick that appears in Shadow the Hedgehog Stages which hold objects that can be used to the player's advantage.
Description The Secret Door consists of two large stone doors surrounded by a thick stone frame and is sealed with five padlocks across the doors' widths.
Overview The Secret Doors appear in every Stage in Shadow the Hedgehog Warp Holes .
In gameplay, the Secret Door cannot be opened until the player collects all five Secret Keys of that Stage. After obtaining them and going to the Secret Door, the locks on the Secret Door will break off and the doors will open. Upon successfully opening the door, it will be automatically saved into the game data, thus no longer requiring to open it again next time.
Main article | Scripts (Main Story , Last Story ) | Credits | Glitches | Beta elements | Library Sequences | Gallery
Playable characters
Shadow (Hero Shadow , Dark Shadow , Super Shadow ) | Shadow Android
Non-playable characters
Black Doom (Devil Doom ) | Eggman | Sonic | Tails | Knuckles | Amy | Rouge | Omega | Team Chaotix (Vector , Espio , Charmy ) | Cream | Cheese | Maria | Gerald | Commander | President | Researcher | Secretary | Chao
Stages Air Fleet | Black Comet | Central City | Circus Park | Cosmic Fall | Cryptic Castle | Death Ruins | Digital Circuit | Final Haunt | GUN Fortress | Glyphic Canyon | Iron Jungle | Lava Shelter | Lethal Highway | Lost Impact | Mad Matrix | Prison Island | Sky Troops | Space Gadget | The ARK | The Doom | The Last Way | Westopolis
Enemies
Ark Missile Turret | Artificial Chaos (Artificial Chaos P-100 , Cell ) | Black Assassin | Black Hawk | Black Oak | Black Volt | Black Warrior | Black Wing | Black Worm | Big Foot Type A | Big Foot Type B | Death Leech | Death Worm | Egg Bommer | Egg Pawn | Egg Pierrot | Giant Walker | Giga Trooper | Gold Beetle | Gun Beetle | GUN Soldier | GUN Trooper | Jack Bommer | Killer Plant | Mono Beetle | Rocket Beetle | Sand Worm | Shadow Android | Spark Beetle
Bosses
Black Bull | Black Doom | Blue Falcon | Devil Doom | Diablon | Egg Breaker | Egg Dealer | Heavy Dog
Moves/Techniques
Chaos Blast | Chaos Control | Chaos Spear | Crouch | Dark Spin Dash | Grinding | Grind Step | Homing Attack | Jump Dash | Light Dash | Mid-Air Attack | Missile Fever | Overturn | Pawn Fever | Pick up | Punch | Ring Fever | Shadow Fever | Slide | Spin Dash | Spin Jump | Strafe | Swift strike | Tail Swipe | Triangle Jump
Vehicles
Air Saucer | Convertible | GUN Motorcycle | GUN Vehicle | HMMWV | Jump Vehicle
Gimmicks and obstacles
Barrel | Barrier | Black Slab | Case | Cell Cannon | City annihilator bomb | Coaster | Color Panel | Electrified Rail | Fan | Firewall | Gravity Control Switch | Green energy fluid | Gun Lift | Gun ship | GUN turret | Hint Ring | Jump Panel (Prison Island) | Jump Panel (ramp) | Junction switch | Lantern | Laser field | Laser turret | Light-speed circuit | Meteorite | Pole | Pulley | Red fruit | Red Slime | Rocket | Secret Door | Shield switch | Shooting Gallery | Small bomb | Surveillance camera | Toxic marsh | Toxic river | Vine | Warp Hole | Wide spring
Items
General
Black Tank | Bomb Unit | Chaos Emerald | Container (Special Weapon Container , Steel Container , Unbreakable Container , Wooden Container ) | Core program | Defense Unit | Egg Balloon | Energy Core | Floating Item Box | Goal Ring | Heal Unit | Item Box (1-Up , Barrier , Damage Recover , Heat Barrier , Invincible , Magnetic Barrier , Rings ) | President's escape pod | Ring | Secret Key | Temple jewel
Weapons 4-Shot RPG | 8-Shot RPG | Bazooka | Big Worm Shooter | Big Barrel | Black Barrel | Black Sword | Bomb Fever | Egg Bazooka | Egg Gun | Egg Spear | Egg Vacuum | Environment Objects | Flash Shot | Gatling Gun | Grenade Launcher | Heal Cannon | Heavy Machine Gun | Heavy Shot | Laser Rifle | Light Shot | Omochao Gun | Pistol | Refractor | RPG | Samurai Blade | Satellite Gun | Semi-Auto Rifle | Shadow Rifle | Splitter | Sub-Machine Gun | Survival Knife | Tank Cannon | Vacuum Pod | Wide Worm Shooter | Worm Shooter
English voice actors
Jason Griffith (Sonic , Shadow ) | Sean Schemmel (Black Doom ) | Mike Pollock (Eggman , Gerald ) | Amy Palant (Tails ) | Dan Green (Knuckles ) | Lisa Ortiz (Amy ) | Kathleen Delaney (Rouge ) | Rebecca Honig (Cream , Maria ) | Carter Cathcart (Vector ) | David Wills (Espio ) | Amy Birnbaum (Charmy ) | Jeff Kramer (Omega ) | Andrew Rannells (GUN Soldier ) | Marc Thompson (Commander ) | Maddie Blaustein (President ) | Bella Hudson (Secretary )
Japanese voice actors
Kōji Yusa (Shadow ) | Jun'ichi Kanemaru (Sonic ) | Ryūzaburō Ōtomo (Black Doom ) | Chikao Ōtsuka (Eggman , Gerald ) | Ryō Hirohashi (Tails ) | Nobutoshi Canna (Knuckles ) | Taeko Kawata (Amy ) | Rumi Ochiai (Rouge ) | Sayaka Aoki (Cream ) | Yuri Shiratori (Maria ) | Kenta Miyake (Vector ) | Yūki Masuda (Espio ) | Yōko Teppōzuka (Charmy ) | Taiten Kusunoki (Omega ) | Takashi Yoshida (GUN Soldier ) | Banjō Ginga (Commander ) | Yutaka Nakano (President ) | Junko Kitanishi (Secretary ) | Ryō Hirohashi (Additional Chao )
Music
Songs
All Hail Shadow | Almost Dead | E.G.G.M.A.N Doc. Robeatnix Mix | I Am... All of Me | Never Turn Back | The Chosen One | Tripod Baby | Waking Up | Who I Am (unused)
Albums
Lost and Found: Shadow the Hedgehog Vocal Trax Shadow the Hedgehog Official Soundtrack Shadow the Hedgehog Original Soundtrax
Other
Battle Mode | Black Comet | Central Information Agency | Eclipse Cannon | Dark Gauge | Dark Rider | Egg Monitor | Eggman Fleet | Expert Mode | Fire in the Sky Festival | Health Gauge | Hero Gauge | Mother computer | Prison Island | Prosperity ritual | Shadow the Hedgehog Flash Space Colony ARK | Tails' Spaceship | White House
I need five keys to open this door. 
