Earthion
Earthion is a side-scrolling space shooter developed natively for 16-bit systems. Guide space fighter pilot Azusa Takanashi in her fight to repel the alien invaders and save planet Earth.
Stage 1
Complete stage one on any difficulty.
Stage 2
Complete stage two on any difficulty.
Stage 3
Complete stage three on any difficulty.
Stage 4
Complete stage four on any difficulty.
Stage 5
Complete stage five on any difficulty.
Stage 6
Complete stage six on any difficulty.
Stage 7
Complete stage seven on any difficulty.
Completed Earthion
Complete the game on any difficulty.
Normal Mode
Complete the game on Normal difficulty.
Hard Mode
Complete the game on Hard difficulty.
Hotshot Mode
Complete the game on Hotshot difficulty.
All Power to Shields
Upgrade your ship with maximum shields.
Already Enough
Complete the game without using any bonus upgrades.
Fully Geared
Upgrade your ship with maximum weapon slots.
Power Overwhelming
Upgrade your ship to its maximum weapon level.
Tinkerer
Upgrade your ship 100 times.
Lightning Rod
Defeat the boss of stage one with the Prism Laser.
Locking On
Defeat the boss of stage two with the Hyper Missile.
Construction Worker
Defeat the boss of stage three with the Detonator.
Origin Story
Defeat the boss of stage four with the V-Fire.
Fight Fire with Fire
Defeat the boss of stage five with the Pyro Cannon.
Space Expert
Defeat the boss of stage six with the Spark Bit.
Welder
Defeat the boss of stage seven with the Beam Saber.
Thorn in My Side
Defeat the first boss of stage eight with the Blast Array.
Charge Up
Defeat the second boss of stage eight with the Nova.
Final Encounter
Defeat the third boss of stage eight with the Scatter Beam.
- Developer
- Ancient Corporation, Bitwave Games
- Publisher
- Limited Run Games, Inc.
- Genres
- Action
- Modes
- Single-player
- Released
- 31 Jul 2025