Conquer the Monster Universe

After a month, it ushered in a relatively large update.
In the new version, we have added three skills: double gun, three guns and increased firepower.
And these three skills can be superimposed,
That feeling can be said to be cool to burst.

In addition to this, we have also modified the following:
1. Modified the level display and added small levels;
2. Added the bottom menu bar to upgrade characters and skills;
3. Add bully butterflies;
4. Partial bug fixes;