Merge Ships
From Galaxy Attack: Alien Shooter Wiki
Merge Ships are a special category of ship. These can drop in the normal way in game. But also, if you collect two specific lower-class ships, these will merge together to convert into a more powerful ship.
The Merge Ships are:
- Lord: Hawk + Assassin
- Tyrant: Wisdom Glory + Pirate
- Cyber Blade: Thunder Blade + Breaker
- Spectral Drake: ? + Terminator