Ninja Arena

Engage in Shuriken battles within the digital arena by utilizing those outside of it to eradicate the ones inside. Prevent the arena from becoming oversaturated! Maximize your lifespan, annihilate opponents, and achieve a top-ranking score!
1,2,3, Engage in Shuriken battles within the digital arena! Deploy your shurikens beyond its confines to vanquish those within. Prevent overcrowding of the arena at all costs! Survive longer, eliminate more foes and attain a higher score!

Transport the shuriken outdoors onto an unoccupied tatami and launch an assault on its proximate counterparts! The extent of harm incurred is determined by the number value! Employ cross-type attacks for neighboring items and X-type attacks for those located at the corners. Eradicate all shurikens present on the board. Should every slot become occupied, this will signify game over!