== Summary ==
1. Tab to combine same color tiles.
2. Combine 5 or more to reinforce your army to march forward.
3. Really simple, but strategically sophisticated.
== Game Story ==
One day, your town warped to some demonic hell.
You, as a mayor, support your hero and army to make your way home through a demonic fort.
Prepare for Epic Siege!
Manage citizens and productions to support army or reserve resources.