execute as @e[type=creaking,tag=!plussed] run data merge entity @s {attributes:[{id:"movement_speed",base:0.5f},{id:"attack_damage",base:12f}]}
execute as @e[type=creaking,tag=!plussed] run tag @s add rare
execute as @e[type=creaking,tag=!plussed] run tag @s add plussed