Eco, Mystical Spirit of the Forest

Level 4 EARTH/Plant Effect Monster
1700 ATK / 1000 DEF

When you take damage from an opponent's card effect: You can Special Summon this card from your hand, and if you do, inflict damage to your opponent equal to the damage you took, also both players take no further effect damage this turn.

Rulings – Yugipedia

Printings:

Return of the Duelist: REDU-EN091 (Rare) - 2012-08-24
OTS Tournament Pack 17 (POR): OP17-PT032 (Common) - 2021-10-14

Prices:

Cardmarket: 0.22 €
TCGplayer: $ 0.13