What is Leveling Up?
The badge text is "You merged two towers together to level up." This confirms merging is a real action, separate from placing or summoning. It does not publish the recipe.
Published facts
| Fact | Value |
|---|---|
| Requirement | Merge two towers to level up |
| Nov 10 snapshot | 1.5 percent, 4,096 awards |
How do you get Leveling Up?
Merge two towers so one of them levels up.
How do you use Leveling Up?
Merge the duplicate the game prompt accepts. Two different birds are not described as a valid pair.
