Gren, Tactician of Dark World

Level 2 DARK/Fiend Effect
300 ATK / 500 DEF

If this card is discarded to the Graveyard by a card effect: Target 1 Spell/Trap Card on the field; destroy that target.

Rulings – Yugipedia

Printings:

Strike of Neos: STON-EN019 (Common) - 2007-02-28
Gates of the Underworld Structure Deck: SDGU-EN008 (Common) - 2011-10-13
Structure Deck: Dark World: SR13-EN014 (Common) - 2022-12-01

Prices:

Cardmarket: 0.08 €
TCGplayer: $ 0.10