This page contains Cheats for Sonic Adventure organized by sections for Dreamcast. Sonic Adventure is a Action Platformer game made by Sonic Team released on Sep 9, 1999 and published by Sega. If you can't find a hint or secret in our list, then please check this page periodically for the latest updates.

Sonic Adventure Dreamcast Cheats
- Developer: Sonic Team
- Publisher: Sega
- Genre: Action Platformer
- Release Date: Sep 9, 1999
- ESRB: Everyone
Cheats And Codes
Passwords
Play as Sonic in a new game and start the Windy Valley level. Go to Station Square and go outside to where the boat that leads to Egg Carrier is located. Big will be next to it. Walk up to him, press ...
From: Hyper_ShadowUnlockables
Complete the game using all six starting characters to unlock Super Sonic. Sonic will transform into Super Sonic after some time into the next game....
From: Z2sc0gEzController two may be used for Tails after he is obtained during game play. Note: Shields, invincibility and extra life boxes have no effect on Tails if collected....
From: broslice220Press X immediately before entering the snowboarding portion of the game to get a blue snowboard or B for a yellow snowboard....
From: jelliCollect at least 100 emblems to get access to a special section called the Black Market on the Dreamcast Network. A Special Chao can be downloaded from this area....
From: AMDC16Hints
Drop in the top hole while playing in the pinball section of the casino level to reach another pinball machine. Place the ball into the middle hole to fly through a warp and reach an area based on NiG...
From: stacyandlanceWhen on the whale stage(s), run over a speed ramp as soon as it appears. Then, do not press anything on the controller; the CPU will do the rest....
From: kiki098Wait until Eggman drops his freeze bombs. Then, use the homing signal to turn his bombs into eggs and throw them into Chaos' mouth. He should freeze. When he does, attack him. Repeat this as many time...
From: angskew099When starting, get as many rings as possible. Then, go over one of the speed tracks to gain speed. Once you are glowing blue, speed straight for Perfect Chaos and you should hit him. Repeat this as ma...
From: minaaYou can hurt Perfect Chaos without going top speed, although you have to be fast. Go onto the road and speed up. Stop moving during that until you are not in a Blue Shock ball, then quickly move into ...
From: OLLIETRFAs Super Sonic, go to the fight with Perfect Chaos. Instead of hitting Chaos head on, go to either side of him. Try going into Chaos through his arm. If done correctly, Super Sonic will fly up and sma...
From: Arjun RanjitFirst, get a Chao that you want more than one of (whether it is the gold or silver). Then, bring the Chao to a Chao Garden and put it into your memory card. After it has saved, turn off your Dreamcast...
From: NivineRaise a Golden Chao and give him all the animals to make the Chao look like Sonic. The Chao should look like a Golden Sonic, which is Super Sonic. To make him like a real Super Sonic, raise all of his...
From: SCOOBY__00Go to the Mystic Ruins. Go to the water fall located in the middle of the Adventure Field. Push the stone that is jutting out of the wall to the right of the water fall. A silver egg will fall from be...
From: PatrickteiGo to the Station Square area. Then, go to the area when you fought Chaos for the first time. Look to the side of the City Hall entrance to find egg shaped rock. Take the rock to the building to the l...
From: stallionetteGo to the egg carrier. Then, go the jail area where Amy was kept. In the cell next to where she was held is a black and blue egg. Step on the switch to open the door. Take the egg to the garden. When ...
From: The GodFatherYour Chao must first be evolved. Mate a Gold and a Black Chao and hatch it. Only one out of three eggs will be iron....
From: patraciabargar4Your Chao must first be evolved. Mate a silver and black Chao and hatch it. Only one ne out of three eggs will be bronze....
From: wrecker2099To get all five of the Chaos Emeralds that you can get with the Chao, you need to log on to the Dreamcast Network and go to the Chao Daycare Section. Download one of the Chaos that are 999 in all four...
From: blizwiz3Place the VMU with the Chao in socket 1 and the destination VMU in socket 2. Enter the Chao Garden, then leave the Chao Garden. After the "Now Saving" message, look at the data on the VMU. I...
From: kaz425To copy a single Chao, you have to have at least one VMU and one memory card. You have to chose the memory card to save your game onto and not the VMU. Go into any of the gardens and pause game play. ...
From: wowcdkeyNote: A mega memory card is required for this trick. Choose the game on the MMC with the Chao you want to copy (all twenty four in the three gardens). Go into any garden and pause game play. Switch th...
From: TelfreightThere are four special evolutions possible for the little Chao creatures: the Sonic, NiGHTS, Alien, and the Dragon. After giving a normal Chao so many certain colored animals it will evolve into one o...
From: mikosmonroeGo to the past when the Master Emerald altar is on fire. Move the camera so Sonic is facing the screen head on. In the red light, he looks just like Mighty The Armadillo from Knuckles Chaotix game on ...
From: aaaSenlifiny205On Sonic's first stage, when you are propelled upward by a booster at the base of the level's highest ramp towards the end of the level, spin dash up to gain extra air. You should see a later part of ...
From: UltimitOn Emerald Coast (level 1) go back when you are at the beginning, and then gi to the right. You should find three capsules. Hit all of them and you will get 30 rings. When you are at the green hill ar...
From: mich0902When you get to Casinopolis (level 3), go to the Night Pinball. Try to get five cards. You have to get one pair, two pair, three of a kind, full house, four of a kind, or five of a kind to get rings. ...
From: NaineillemiPlay as Sonic until you get to Casinopolis. Enter the slot machine pinball (the blue pinball room). Make sure that every time you lose a ball it goes behind the flippers. You will end up in a room wit...
From: SkyesanTail's workshop is located all the way at the top of the mountains in the Mystical Ruins. Go to the very top and look around to find an extra life. Use the spin attack to zoom over and collect it....
From: hoi123When you are at Casinopolis, go to the slot machines and press Jump twice. This will make rings appear from the slot machines....
From: marioemPlay through until you defeat Hedgehog Hammer. Go near some grass and do the Revolving Hammer Attack (X + rotate Analog-stick) Sometimes rings will appear....
From: nellieGo to station square and in the hotel, go up the stairs to the second floor. Stand at the very top step. Shoot your laser at the second button on the floor. Keep shooting to get coins....
From: Cheeta08When you complete the game, go to the Egg Carrier by taking the boat from Station Square or the lower level of the Mystic Ruins train station. The boat is available when Egg Carrier crashes. Go to the...
From: DraegonFind a patch of dark green grass. Move over and stand on it, then twirl your tail around. A group of coins will appear out of nowhere....
From: spellcasterAs Tails, fly up and ring the bell which appears around the halfway point of Speed Highway. About 40 rings will pour out of the bell....
From: DarinCunninghamWhen inside the hotel, go upstairs to the switch to make coins appear. Then, stand on it with Knuckles and repeatedly press X. Go to almost any spot of dirt or grass, then press A + B to dig down and ...
From: cheezzheadGo into to the entrance for Red Mountain, but do not go in all the way inside. Dig at the entrance and many rings will almost always appear....
From: martymar0007Go to one of the Chao gardens as Big. You can fish out coins or even lives from the water areas. Keep trying if you did not get anything the first time....
From: n|smoAs Sonic after beating Twinkle Park for the first time, an employee card to get into the Speed Highway will appear in Station Square. Carry it into the hotel. Put it down. Go back to where you first f...
From: wqjsejyChoose either Sonic or Tails, then go to the Egg Carrier. Go to the top to get to the control room outside. Then, switch the ship to first mode. After that, go down to the bottom of the Egg Carrier an...
From: mitchellGo to the Casinopolis zone as Sonic and enter the shower area. Get into one of the stalls and push against the wall to give Sonic a shower....
From: mikeeSonic: Light Speed Shoes: Sewer in Station Square. Crystal Ring: Elevator on second floor of hotel. Ancient Light: On rock near bridge to Angel Island. Tails: Rhythm Badge: Follow Tikal to past (it is...
From: PMDX139Connect to the Dreamcast Network through the Sonic Adventure disc and download the new file....
From: gibraltIt is possible to go up the mountain as Tails in level 3. Aim Tails up and keep pressing Up while jumping. It is difficult to tell what Tails is doing, but this is a good way to pick up arches that we...
From: jmo1enTo get a ride, stand in front of the car, then jump on top of the car. You can go anywhere in Station Square except for the hotel parking lot....
From: whiteshadow420If you have a scratched disc, the game may freeze at certain points when a character speaks, and they must finish for you to continue. If this happens, simply switch the voices to another language and...
From: CactuaddyWhen playing as Knuckles, fly in a circle by rotating the Analog-stick counter-clockwise. Do this as many times as possible, until Knuckles turns upside-down....
From: latsyrcraelcGet the shoe and the ring power-ups, then find a location where you can see Sonic up close, without using the D-pad. Hold B or X to start spinning, and Sonic should look like glass....
From: KatyaConnect a controller with a VMU in its first slot to port D before turning on your Dreamcast with Sonic Adventure in the drive. You will be able to play a hidden VMU game called Chao Puzzle on that co...
From: IFTHERESANEWAYPress Up during the Twinkle Park Race level to change views....
From: mifi456Play through the game (with all the characters) until Super Sonic is unlock. In Super Sonic's Adventure, go to the crashed island. You will see Knuckles and Eggman (Robotnik). After the FMV sequence, ...
From: zachokxpEaster Eggs
Put the game disc in a PC compatible CD-ROM drive to find additional images from the game in the "extras" directory....
From: DIRTYturbanGlitches
Get on top of the ledge and pushing the button to drain the sand. Locate the sand hill cave, but do not enter. Move a short distance back out of the cave entrance. Charge up your speed of light dash, ...
From: claire1234Go to the Mystic Ruins as any character. Walk on to the platform by the train. Jump on the train and have your character face the sea. Rotate the view so that the character is facing you. It now shoul...
From: jcb0yThere is a way to skip the loading time on the stairs on the docks at the Egg Carrier. First, go to the dock. Angle Sonic so that he is on the opposite side from the boat. Then, jump diagonally on to ...
From: Ells641In the Mystic Ruins Chao Garden, go to the far right of the garden(so that your left is towards the fence and a stone wall is to your right). Make Tails fly off the fence to the right as far as possib...
From: Lady SweetLeafIn Speed Highway as Tails, fall off the path. You can fall through the walls of a building. Note: This will not keep him from falling....
From: qeTRnWhKJIn the Mystic Ruins, go to the part with the Master Emerald altar. To the right (where Knuckles met Robotnik on the floor when you are Super Sonic) is a ledge. Go to the end of the ledge and go back s...
From: Jose RomeroAfter unlocking Knuckles, go close to Tails' Workshop under the bridge and talk to Knuckles with everybody except Sonic and Knuckles. Whoever you chose will say, "What's the matter. What are you ...
From: I'm a cheaterNeed Help? Use this part for all your Questions (No Registration Needed) be as descriptive as you can when asking your question! don't forget to mention in which Sonic Adventure level or game part you are so that other experienced players can help you better. Before you start asking make sure that there are no related questions already been posted. Let's beat this game together!!
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