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36 of 36 (100%) achievements earned:
Personal Achievements
 

Complete Clear!

Unlock all Achievements
Unlocked 26 Jan @ 7:06pm

Welcome to Sonic the Hedgehog

Watch the opening for Sonic the Hedgehog
Unlocked 4 Oct, 2024 @ 2:02pm

Welcome to Sonic CD

Watch the opening for Sonic CD
Unlocked 4 Oct, 2024 @ 3:40pm

Welcome to Sonic the Hedgehog 2

Watch the opening for Sonic the Hedgehog 2
Unlocked 5 Oct, 2024 @ 12:37pm

Welcome to Sonic 3 & Knuckles

Watch the opening for Sonic the Hedgehog 3 & Knuckles
Unlocked 5 Oct, 2024 @ 1:58pm

Beware Moto Bugs!

Defeat 10 Moto Bugs in Sonic the Hedgehog
Unlocked 7 Jan @ 2:38pm

Bubbly Breath

Use Air Bubbles in Sonic the Hedgehog
Unlocked 4 Oct, 2024 @ 3:18pm

Time Traveler

Travel to the past or future in Sonic CD
Unlocked 4 Oct, 2024 @ 3:43pm

Shut Down Metal Sonic

Win a race against Metal Sonic in Sonic CD
Unlocked 5 Oct, 2024 @ 12:12pm

Beware Stingers!

Defeat 10 Stingers in Sonic the Hedgehog 2
Unlocked 5 Oct, 2024 @ 12:59pm

Lucky Hedgehog

Get the jackpot in Sonic the Hedgehog 2's Casino Night Zone
Unlocked 8 Jan @ 8:34pm

Beware Rhinobots!

Defeat 10 Rhinobots in Sonic the Hedgehog 3 & Knuckles
Unlocked 26 Jan @ 7:04pm

Easy Peasy with Shields

Collect 3 types of Shields in Sonic the Hedgehog 3 & Knuckles
Unlocked 5 Oct, 2024 @ 2:58pm

Ring Collector

Collect a total of 1000 Rings
Unlocked 4 Oct, 2024 @ 3:13pm

Gallant Spin Dash

Defeat 30 enemies with the Spin Dash
Unlocked 4 Oct, 2024 @ 3:17pm

Newbie Hero

Defeat a total of 50 enemies
Unlocked 4 Oct, 2024 @ 2:18pm

Museum Time

View the Museum Premium Content 1 time
Unlocked 26 Jan @ 5:52pm

Very First Mission Clear!

Clear 1 Mission
Unlocked 9 Jan @ 12:38pm

Knuckles the Echidna

Glide as Knuckles
Unlocked 6 Oct, 2024 @ 2:54pm

Miles "Tails" Prower

Fly as Tails
Unlocked 4 Oct, 2024 @ 2:03pm

Boss Rush Attempt

Try the Boss Rush from any of the titles
Unlocked 26 Jan @ 7:04pm

Sonic the Hedgehog Mission Master

Clear 10 Sonic the Hedgehog Missions with an S rank
Unlocked 9 Jan @ 12:51pm

Sonic CD Mission Master

Clear 10 Sonic CD Missions with an S rank
Unlocked 9 Jan @ 1:30pm

Sonic the Hedgehog 2 Mission Master

Clear 10 Sonic the Hedgehog 2 Missions with an S rank
Unlocked 26 Jan @ 8:29am

S3 & K Mission Master

Clear 10 Sonic the Hedgehog 3 & Knuckles Missions with an S rank
Unlocked 26 Jan @ 5:31pm

To the Mirror World

Clear 1 Stage in Mirror Mode
Unlocked 26 Jan @ 7:06pm

Movie Maniac

Unlock 6 movie collection items with Coins
Unlocked 26 Jan @ 5:58pm

Sound Savant

Unlock 10 sound collection items with Coins
Unlocked 26 Jan @ 5:52pm

Art Appreciator

Unlock 30 art collection items with Coins
Unlocked 26 Jan @ 5:55pm

Everyone's Hero

Defeat a total of 200 enemies
Unlocked 4 Oct, 2024 @ 4:10pm

Super Sonic

Turn into Super Sonic
Unlocked 8 Jan @ 8:13pm

Cleared Sonic the Hedgehog

Clear Sonic the Hedgehog in either Anniversary or Classic Mode
Unlocked 4 Oct, 2024 @ 3:38pm

Cleared Sonic CD

Clear Sonic CD in either Anniversary or Classic Mode
Unlocked 5 Oct, 2024 @ 12:33pm

Cleared Sonic the Hedgehog 2

Clear Sonic the Hedgehog 2 in either Anniversary or Classic Mode
Unlocked 5 Oct, 2024 @ 1:57pm

Cleared Sonic the Hedgehog 3 & Knuckles

Clear Sonic the Hedgehog 3 & Knuckles in either Anniversary or Classic Mode
Unlocked 6 Oct, 2024 @ 2:51pm

All Clear!

Clear all 4 titles
Unlocked 6 Oct, 2024 @ 2:51pm