The "Score Protection Card" feature has been added to the PUBG Mobile 0.13.5 update.

This item is an one-time items that allows you to prevent your tier score from being dropped.

It can be acquired from the Royale Pass's level rewards and it can be used as follows:

[Activating the "Score Protection Card"]
1. Click on 'INVENTORY' on the bottom left of your lobby screen
2. Click on the 'box-shaped icon' in the fifth category
3. Select the card and you will be notified with a message of [Activated once!]

※ This only works in the Classic mode.
※ This only works if you're in the Crown tier or below.
(Unavailable in Conqueror and Ace tiers)