Gather and choose adventurers by using your math skills to grow your army in this auto-battler to defeat all enemies through the world of Calculon. Story Travel through the land while gathering adventurers and defeating enemies, move through the world to finally face the ogre king. Challenges Play challenge mode using multiple difficulty settings with an optional automatic difficulty adjustment. Try to set the highest scores. Skills Improve your adventurers by acquiring skills. Improve their attack speed, damage and hitpoints with each skill point you earn by leveling up.