
particle minecraft:end_rod ~ ~0.8 ~ 0.1 0.1 0.1 0.1 10 force
playsound minecraft:entity.evoker.cast_spell player @a[distance=..15] ~ ~ ~ 0.5 1 1

summon mooshroom ~ ~ ~ {CustomNameVisible:0b,Health:50f,Type:"brown",stew_effects:[{id:"minecraft:slow_falling",duration:6001}],Tags:["mt.slowfall","mt.entity","smithed.entity"],CustomName:{"text":"Slow Falling Cow","color":"#D6D6D6","italic":false},active_effects:[{id:"minecraft:regeneration",amplifier:0,duration:19999980,show_particles:1b}],attributes:[{id:max_health,base:50}]}

advancement revoke @s only mt:hack/slow_falling_cow