Each time you tap the monster's door, you will summon a monster that is one step higher. Summoned monsters have high damage and option abilities depending on their star rating. Summon powerful monsters to invade all castles. But the fact that there is a recall probability! Check your luck. If the summoning fails, use the Resurrection Order !. - Choose 5 of 10 magic skills to combine your own skills. - Obtain the monster map from the invasion map, and register the more powerful monster in the book! - In the arena, you can enjoy real-time PVP with people from all over the world. - Improve your monsters' ability by collecting high-level artifacts! You can upgrade your player according to the progress of the stage. The higher the player's rating, the higher the attack power of all monsters! Monster Summon RPG - Monster's Gate! Summon the strongest monster! Good Luck ~