Leo, the Keeper of the Sacred Tree

Level 10 EARTH/Beast Synchro Effect
3100 ATK / 1900 DEF

1 Tuner + 1+ non-Tuner monsters
Your opponent cannot target this card with card effects, except during your Main Phase 2.

Rulings – Yugipedia

Printings:

Legacy of the Valiant: LVAL-EN058 (Rare) - 2014-01-24
Astral Pack Seven: AP07-EN008 (Super Rare) - 2015-06-04
Legendary Hero Decks: LEHD-ENB33 (Common) - 2018-10-04

Prices:

Cardmarket: 0.22 €
TCGplayer: $ 0.25