Versions

• Minecraft: 1.16.5

• Forge: 36.0.21

• Vampirism: 1.7.8

• ModPack: N/A

Issue Description

Bypass the turtle master potion's slowness effect, by wearing opposite races armour for a second.

Reproduce Steps

Drink a turtle master potion,
Wear an armour piece of the opposite race (hunters wear vampire cloak),
Remove the armour piece,
Slowness effect from the turtle master potion disappears.
https://youtu.be/Ivbv9lV0X5o

Additional Information

Thx for reporting.
Actually the bug is much more severe, taking damage will always remove any slowness effect ^^