Finally, the invasion of the monsters was began.
They are attack the prestigious school "ARCA" to destroy the artifact.
Command the students to intercept and defend against the attack of the monster!

- Merge characters of the same rank!
More powerful characters will come out and help you in the battle.

- Strengthen your character!
All of that characters in battle will become powerful.

- Try relocating Character for the timing of using the skills.
The optimal position will always be different. Try your best tactic as the commander of the battlefield.

- Try to the elemental reaction!
If you sprinkle water on the fire, it will turn off, and if you put electricity on the water, wet things will get an electric shock.
Oh, don't light the gas. Because it's dangerous!