Cat Of: Undying

: Activation immediately clears all existing negative status effects, such as poison or wither. Visual Customization

: Upon activation, the totem restores a small amount of health and provides several temporary effects: Regeneration II (45 seconds) to heal your remaining hearts.

: If you take fatal damage while holding the totem in either your main hand or off-hand , it automatically activates to prevent death. Cat of Undying

(5 seconds) to give you a temporary buffer of extra hearts.

If you are looking for the "Cat" aspect specifically, you can use the Kitty Totem of Undying resource pack from Modrinth to change the item's texture to a cat. Some players also use custom resource packs to wear the totem as a mask. : Activation immediately clears all existing negative status

In Minecraft, a common "useful feature" for the —often visually customized as a Kitty Totem through resource packs—is its ability to grant Fire Resistance upon activation. Key Functional Features

: The Totem of Undying will not save you from the /kill command or falling into the Void in the standard game. Totem of Undying - Minecraft Wiki (5 seconds) to give you a temporary buffer of extra hearts

(40 seconds), which is critical for surviving if you fell into lava.