Seismic Tutelage is a rare Enchantment — Aura card from Avatar: The Last Airbender Eternal (TLE), collector number 254. Current market price: $0.90 (foil $2.43), TCGplayer market prices via Scryfall.
Enchant creature When this Aura enters, put a +1/+1 counter on enchanted creature. Whenever enchanted creature attacks, double the number of +1/+1 counters on it.