Bonsai

The  are Decors introduced in the 13.1.0 (Christmas) update.

Appearance
It appears to be a bonsai with four branches that is sitting on a red and brown pot with dirt in it.

Use
It tremendously reduces the duration of negative effects.

Theme
Japanese themed.

Trivia

 * It looks very similar to the Futuristic Bonsai, except by the pot.