effect give @s instant_health 1 0 true
execute at @s run particle heart ~ ~1.5 ~ 0.2 0.2 0.2 1 5
execute at @s run playsound minecraft:entity.allay.item_given player @s ~ ~ ~ 1 2
tellraw @s [{"text": "[Sinner's Mercy] ","color": "#e83939"},{"text":"Applied ","color": "gray"},{"text":"✚ Instant Health I","color": "red"},{"text":" effect!","color": "gray"}]