The Potion of Harming (Instant Damage II) is a throwable concoction that inflicts immediate damage upon impact, significantly reducing the health of affected entities. Crafted using a Potion of Poison or Potion of Healing with a fermented spider eye, its potency is enhanced to the second level, making it more lethal. It is particularly effective against undead creatures, such as zombies and skeletons, which are healed by regular potions of harming but take more damage from this variant.
The numerical item ID for Potion of Harming (Instant Damage II) is 373
Numerical item IDs will only work in Minecraft versions below 1.13.
The item ID for Potion of Harming (Instant Damage II) is minecraft:potion
This is the spawn command to give yourself Potion of Harming (Instant Damage II) in Minecraft which includes the Minecraft /give command. If you are using the Essentials plugin you will need to use /minecraft:give instead of /give