scoreboard players set #Multiply nl.MP.Current 100
scoreboard players operation @s nl.MP.Base = @s nl.MP.Current 
scoreboard players operation @s nl.MP.Base *= #Multiply nl.MP.Current
scoreboard players operation @s nl.MP.Base /= @s nl.MP.Max 

title @s[scores={nl.MP.Base=..0}] actionbar ["",{"text":"[","color":"gold"},{"text":"❈❈❈❈❈","color":"dark_gray"},{"score":{"name":"@s","objective":"nl.MP.Current"},"color":"dark_gray"},{"text":"/","color":"dark_gray"},{"score":{"name":"@s","objective":"nl.MP.Max"},"color":"dark_gray"},{"text":"❈❈❈❈❈","color":"dark_gray"},{"text":"]","color":"gold"}]
title @s[scores={nl.MP.Base=1..15}] actionbar ["",{"text":"[","color":"gold"},{"text":"❈","color":"dark_blue"},{"text":"❈❈❈❈","color":"dark_gray"},{"score":{"name":"@s","objective":"nl.MP.Current"},"color":"dark_gray"},{"text":"/","color":"dark_gray"},{"score":{"name":"@s","objective":"nl.MP.Max"},"color":"dark_gray"},{"text":"❈❈❈❈❈","color":"dark_gray"},{"text":"]","color":"gold"}]
title @s[scores={nl.MP.Base=16..25}] actionbar ["",{"text":"[","color":"gold"},{"text":"❈❈","color":"dark_blue"},{"text":"❈❈❈","color":"dark_gray"},{"score":{"name":"@s","objective":"nl.MP.Current"},"color":"dark_gray"},{"text":"/","color":"dark_gray"},{"score":{"name":"@s","objective":"nl.MP.Max"},"color":"dark_gray"},{"text":"❈❈❈❈❈","color":"dark_gray"},{"text":"]","color":"gold"}]
title @s[scores={nl.MP.Base=26..35}] actionbar ["",{"text":"[","color":"gold"},{"text":"❈❈❈","color":"dark_blue"},{"text":"❈❈","color":"dark_gray"},{"score":{"name":"@s","objective":"nl.MP.Current"},"color":"dark_gray"},{"text":"/","color":"dark_gray"},{"score":{"name":"@s","objective":"nl.MP.Max"},"color":"dark_gray"},{"text":"❈❈❈❈❈","color":"dark_gray"},{"text":"]","color":"gold"}]
title @s[scores={nl.MP.Base=36..45}] actionbar ["",{"text":"[","color":"gold"},{"text":"❈❈❈❈","color":"dark_blue"},{"text":"❈","color":"dark_gray"},{"score":{"name":"@s","objective":"nl.MP.Current"},"color":"dark_gray"},{"text":"/","color":"dark_gray"},{"score":{"name":"@s","objective":"nl.MP.Max"},"color":"dark_gray"},{"text":"❈❈❈❈❈","color":"dark_gray"},{"text":"]","color":"gold"}]
title @s[scores={nl.MP.Base=46..55}] actionbar ["",{"text":"[","color":"gold"},{"text":"❈❈❈❈❈","color":"dark_blue"},{"score":{"name":"@s","objective":"nl.MP.Current"},"color":"dark_blue"},{"text":"/","color":"dark_blue"},{"score":{"name":"@s","objective":"nl.MP.Max"},"color":"dark_gray"},{"text":"❈❈❈❈❈","color":"dark_gray"},{"text":"]","color":"gold"}]
title @s[scores={nl.MP.Base=56..65}] actionbar ["",{"text":"[","color":"gold"},{"text":"❈❈❈❈❈","color":"dark_blue"},{"score":{"name":"@s","objective":"nl.MP.Current"},"color":"dark_blue"},{"text":"/","color":"dark_blue"},{"score":{"name":"@s","objective":"nl.MP.Max"},"color":"dark_blue"},{"text":"❈","color":"dark_blue"},{"text":"❈❈❈❈","color":"dark_gray"},{"text":"]","color":"gold"}]
title @s[scores={nl.MP.Base=66..75}] actionbar ["",{"text":"[","color":"gold"},{"text":"❈❈❈❈❈","color":"dark_blue"},{"score":{"name":"@s","objective":"nl.MP.Current"},"color":"dark_blue"},{"text":"/","color":"dark_blue"},{"score":{"name":"@s","objective":"nl.MP.Max"},"color":"dark_blue"},{"text":"❈❈","color":"dark_blue"},{"text":"❈❈❈","color":"dark_gray"},{"text":"]","color":"gold"}]
title @s[scores={nl.MP.Base=76..85}] actionbar ["",{"text":"[","color":"gold"},{"text":"❈❈❈❈❈","color":"dark_blue"},{"score":{"name":"@s","objective":"nl.MP.Current"},"color":"dark_blue"},{"text":"/","color":"dark_blue"},{"score":{"name":"@s","objective":"nl.MP.Max"},"color":"dark_blue"},{"text":"❈❈❈","color":"dark_blue"},{"text":"❈❈","color":"dark_gray"},{"text":"]","color":"gold"}]
title @s[scores={nl.MP.Base=86..95}] actionbar ["",{"text":"[","color":"gold"},{"text":"❈❈❈❈❈","color":"dark_blue"},{"score":{"name":"@s","objective":"nl.MP.Current"},"color":"dark_blue"},{"text":"/","color":"dark_blue"},{"score":{"name":"@s","objective":"nl.MP.Max"},"color":"dark_blue"},{"text":"❈❈❈❈","color":"dark_blue"},{"text":"❈","color":"dark_gray"},{"text":"]","color":"gold"}]
title @s[scores={nl.MP.Base=95..100}] actionbar ["",{"text":"[","color":"gold"},{"text":"❈❈❈❈❈","color":"dark_blue"},{"score":{"name":"@s","objective":"nl.MP.Current"},"color":"dark_blue"},{"text":"/","color":"dark_blue"},{"score":{"name":"@s","objective":"nl.MP.Max"},"color":"dark_blue"},{"text":"❈❈❈❈❈","color":"dark_blue"},{"text":"]","color":"gold"}]