/execute as @e[type=arrow] at @s if entity @e[r=3,family=mob] run summon ender_crystal ~ ~ ~ ~ ~ minecraft:crystal_explode ↑↑↑↑↑↑↑↑↑↑↑↑↑↑↑↑↑↑↑↑↑↑↑↑↑↑↑↑↑↑↑↑↑↑↑↑↑↑↑↑↑↑↑↑↑↑↑↑↑ コピペしてください
/give @s command_block
