scoreboard players remove @s stunned 1
execute at @s run particle entity_effect{color:[0,0,0,1]} ~ ~2 ~ .2 0 .2 0 1
tag @s[scores={stunned=0}] remove special
tag @s[scores={stunned=0}] remove stunboss
data merge entity @s[scores={stunned=0}] {Invulnerable:0,NoAI:0}