summon armor_stand ~ ~ ~ {CustomNameVisible:0b,NoGravity:0b,Silent:1b,Invulnerable:1b,Invisible:1b,NoBasePlate:1b,Tags:["id8_tombstone","id8_tombstone_newborn","enemy"],Passengers:[{id:"minecraft:block_display",Tags:["id8_particle"],transformation:{left_rotation:[0f,0f,0f,1f],right_rotation:[0f,0f,0f,1f],translation:[-0.5f,-2f,-0.25f],scale:[1f,1.25f,0.35f]},block_state:{Name:"minecraft:stone"}}],CustomName:'{"text":"Tombstone","color":"aqua","italic":false}'}

execute as @e[type=armor_stand,tag=id8_tombstone_newborn] run scoreboard players set @s health 500
execute as @e[type=armor_stand,tag=id8_tombstone_newborn] run scoreboard players set @s health_max 500
execute as @e[type=armor_stand,tag=id8_tombstone_newborn] run scoreboard players set @s enemy_ability_cooldown_1 300
execute as @e[type=armor_stand,tag=id8_tombstone_newborn] run tag @s remove id8_tombstone_newborn