Laval Forest Sprite

Level 2 FIRE/Pyro Tuner Monster
300 ATK / 200 DEF

When this card is sent from the field to the Graveyard: All face-up "Laval" monsters you currently control gain 200 ATK for each "Laval" monster in your Graveyard, until the End Phase.

Rulings – Yugipedia

Printings:

Duel Terminal 5a: DT05-EN026 (Duel Terminal Normal Parallel Rare) - 2011-05-29
Hidden Arsenal 5: Steelswarm Invasion: HA05-EN011 (Super Rare) - 2011-12-01

Prices:

Cardmarket: 0.06 €
TCGplayer: $ 0.26