summon item_frame ~ ~ ~ {Tags:["trap","flamer","unspellable","init","south"],NoGravity:1b,Invulnerable:1b,Invisible:1b,Facing:3b,Fixed:1b,Item:{id:"minecraft:slime_ball",Count:1b,tag:{CustomModelData:8005}}}

scoreboard players set @e[tag=flamer,tag=init,limit=1] trap_cooldown 0

tag @e[tag=flamer,tag=init,limit=1] remove init
