Dream Mirror of Terror

Field Spell Card

During the End Phase: You can banish this card; activate 1 "Dream Mirror of Joy" directly from your hand or Deck. You can only use this effect of "Dream Mirror of Terror" once per turn. Each time your opponent Special Summons a monster(s), inflict 300 damage to your opponent. This effect is only applied while you control a DARK "Dream Mirror" monster.

Rulings – Yugipedia

Printings:

Rising Rampage: RIRA-EN090 (Super Rare) - 2019-07-26

Prices:

Cardmarket: 0.26 €
TCGplayer: $ 0.22