title @p actionbar "HAAAA"
tag @p add swift
effect give @p[tag=swift] speed 1 0 true
effect give @p[tag=swift] jump_boost 1 1 true
execute at @p[tag=swift] run particle minecraft:explosion ^ ^ ^-0.5
execute as @s at @p[tag=swift] as @e[type=!player,distance=..1] at @s run damage @s 1 minecraft:player_attack