Achievements
Complete each achievement to receive the allotted gamerscore:
Climax Mode (15) - Activated Climax Mode in Arcade mode.
Emergency Order (20) - Cleared an Emergency Order in Arcade mode.
Rank In (15) - Uploaded a Score Attack score to rankings.
ROLL (15) - Performed a roll in Arcade mode.
50 Combo (20) - Got a combo of 50 in Arcade mode.
Across enemy lines (10) - Cleared Stage 10 in Arcade mode.
All Clear! (5) - Cleared Arcade mode with ending A.
Stealth bomber (10) - Cleared Stage 5 in Arcade mode.
Strike Eagle (20) - Cleared Arcade mode with the F-15E.
Super Hornet (20) - Cleared Arcade mode with the F/A-18E.
Super Tomcat (20) - Cleared Arcade mode with the F-14D.
Triple A (30) - Got a AAA ranking in Arcade mode (for Shot Down, Combo, or Play Time).
Unlock secret Stages
Clouds of Twilight - Finish stage 9A or 9B with at least 4 stars.
Golden Valley - Finish stage 5 with at least 4 stars.
Unlock Avatar Awards
After Burner Helmet - Complete your MEDAL COLLECTION.
After Burner Logo T-Shirt (F) - Unlock all EX OPTIONS.
After Burner Logo T-Shirt (M) - Unlock all EX OPTIONS.
Unlock EX Options
Meet the following conditions during "Arcade" mode to unlock special settings in "EX Options" menu:
Aircraft Count: 1 - Play a "Secret Stage" a total of 5 times.
Aircraft Count: 5 - Play a "Secret Stage" 1 time.
Aircraft Count: 9 - Play a "Secret Stage" a total of 3 times.
Aircraft Speed: Fast - Play 4 different branched stages (A/B).
Aircraft Speed: Slow - Play all 8 branched stages (A/B).
Armor: 1% - Get a down rate of over 70% a total of 20 times.
Armor: Half Damage - Get a down rate of over 70% a total of 10 times.
Armor: No Damage - Get a down rate of over 70% a total of 50 times.
Auto-Missiles: On - Reach ending A.
Climax Gauge Recovery: Fast - Activate "Climax Mode" a total of 50 times.
Climax Gauge Recovery: Free - Activate "Climax Mode" a total of 200 times.
Climax Gauge Recovery: Slow - Activate "Climax Mode" a total of 100 times.
Combo Window: Free - Get a combo totalling 3,000.
Combo Window: Long - Get a combo totalling 1,000.
Credits: 5 - Get a Game Over 1 time.
Credits: 7 - Get a Game Over 3 times.
Credits: 9 - Get a Game Over 5 times.
Credits: Free - Get a Game Over 10 times.
Display: No Info - Get a score of over 2,000,000 points in one game.
Display: No Smoke (All) - Get a score of over 1,000,000 points in one game.
Display: No Smoke (Explisions) - Get a score of over 800,000 points in one game.
Display: No Smoke (Missiles) - Get a score of over 600,000 points in one game.
Enemy Attack: 1 Level Down - Shoot down a total of 1,000 enemies.
Enemy Attack: 2 Levels Down - Shoot down a total of 3,000 enemies.
Enemy Attack: 3 Levels Down - Shoot down a total of 5,000 enemies.
Enemy Attack: No Attack - Shoot down a total of 10,000 enemies.
Gun Power: Down - Shoot down a total of 200 enemies with the gun.
Gun Power: Up - Shoot down a total of 50 enemies with the gun.
Lock-On: Auto - Reaching the ending 10 time.
Lock-On: Large Cursor - Reaching the ending 1 time.
Lock-On: No Cursor - Reaching the ending 5 time.
Missile Recovery: Free - Fire a total of 5,000 missiles.
Missile Recovery: Off - Fire a total of 2,000 missiles.
Secret Mission: Always - Play "Emergency Orders" a total of 20 times.
Unlock Classic "SEGA" Voice Clip from Sonic the Hedgehog
While the game is loading and displaying its initial splash screens, hold down the [B] button. When the Sega logo appears, you will hear the original "SEGA" voice clip that is played at the beginning of the original Sonic the Hedgehog for the Sega Genesis/Megadrive.