Full list of all 26 Sky Force Anniversary achievements worth 1,000 gamerscore. It takes around 20-25 hours to unlock all of the achievements on Xbox One.
Resscue 1 000 people
Collect all the stars from Stage 3
Complete Stage 8 without using power-ups
Ram through an enemy wave with your Energy Shield
Rescue 5 VIPs
Destroy 10 000 enemies
Earn 50 medals
Destroy at least 15 enemies with a single Mega-Bomb
Use any 5 power-ups in a single game
Complete a stage with your health lower than 5%.
Use 3 different power-ups in a single game.
Rescue 500 people
Destroy all enemy towers on Stage 5
Save 5 power-ups till the end of the stage
Save 20 000 stars in your bank
Enter the tournament
Destroy 2 500 enemies
Earn 10 medals
Rescue 100 people
Burn through 10 enemies with your Laser
Destroy 1000 enemies
Destroy the lighthouse without touching it
Earn 100 medals
Collect 100 000 stars
Collect 500 000 stars
Collect all the cards