Sinister Seeds

Normal Trap

When a monster you control is destroyed by a battle in which you took damage, and it was in face-up Attack Position at the start of the Damage Step and when it was destroyed: Special Summon 1 "Sinister Seed Token" (Plant-Type/DARK/Level 1/ATK 100/DEF 100) for every 500 points of battle damage you took from that battle.

Rulings – Yugipedia

Printings:

Phantom Darkness: PTDN-EN065 (Common) - 2008-02-13
Battle Pack 2: War of the Giants: BP02-EN192 (Common) - 2013-06-28
Battle Pack 2: War of the Giants: BP02-EN192 (Mosaic Rare) - 2013-06-28

Prices:

Cardmarket: 0.02 €
TCGplayer: $ 0.13