Sonic's Ultimate Genesis Collection Cheats for the Xbox360

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Achievements
If You complete the indicated task You'll get the allotted gamerscore.
Blast Processing (50) - Play all MEGA DRIVE™ Titles
Master the System (50) - Unlock Everything
Yatta! (50) - Dr. Robotnik's M.B.M.: Complete the game
No Life (50) - Watch Every Video
Critique (50) - View all Artwork
Only in the '80s (50) - Play all Arcade Titles
Super Charged (45) - VectorMan: Collect 500 photons
Can You Dig It? (45) - VectorMan 2: Reach Scene 11
Tower Up (35) - Golden Axe II: Complete Tower Level
TGIF (35) - Kid Chameleon: Collect Maniaxe
A Different Tail (35) - Sonic The Hedgehog 3: Collect 100 rings with Tails anywhere on Angel Island Zone
Twinkle Twinkle (30) - Ristar: Collect 5 Yellow Stars
Get Ahead (30) - Decap Attack: Collect 5 Bonus Coins
Suit up (30) - E-SWAT: Obtain the Combat Suit (Complete Mission 2)
Don't Get Lost (30) - Fatal Labyrinth: Progress to the fifth level of the labyrinth
Lots of Zeros (30) - Sonic Spinball: Get 10,000,000 points in the first level
True Ninja Skills (30) - Shinobi III: Complete first level without using continues
Complete Chaos (30) - Sonic The Hedgehog: Obtain a Chaos Emerald
Getting Chicks (25) - Flicky: Collect 80,000 points
Get Rich (25) - Alex Kidd: Collect 1,000 in currency
Don't Die (25) - Alien Storm: Reach Mission 3 without losing a life
Holy Water (20) - The Story of Thor: Unlock the Water Spirit
Stealing Points (20) - Bonanza Brothers: Reach 40,000 points on the first level
Taste Like Tuna (20) - Ecco: The Tides of Time: Eat 200 fish
Hardly a Hero (20) - Comix Zone: Complete first episode
Three Times a Charm (20) - Streets of Rage: Complete 1st Level using all 3 characters
Garden Gnomes (20) - Golden Axe: Collect 20 magic power-ups
Saved by Magic (20) - Golden Axe III: Use magic 10 times
Easy as Pie (15) - Columns: Get 20,000 points only on Easy Mode
Flicky to the Rescue (15) - Sonic 3D Flickies' Island: Rescue 20 Flickies.
Get to the Chopper (15) - Super Thunder Blade: Score over 1,500,000 points in the first level
Good Day Mate (15) - Streets of Rage 3: Unlock Roo the Kangaroo as a playable character
Enter the Beast (10) - Altered Beast: Collect 100,000 pts or higher by the end of the first level
Communication is Key (10) - Ecco: Talk to another dolphin.