pokemon obsidian flames full art cards - Gloom 198/197 - - Illustration Rare Captured in a crystal Top 30 SV OBSIDIAN FLAMES

Fischer as well as the retro frame

For 2 mana and a further 2 equip cost, it does nothing (not even a token stat boost) but generate counters when the creature its on deals damage via battle

The interactions with your instant speed spells and this card can lead to wild advantage shifts

In a deck that can go wide on the board, as Knights certainly can, this ability is incredibly dangerous, and can easily finish an opponent off in conjunction with other board-buff effects such as History of Benalia

Legendary Enchantment Delirium If a source you control would deal noncombat damage to a permanent or player while there are four or more card types among cards in your graveyard, it deals double that damage instead

These also retail for a couple bucks, and can readily be buylisted for at least a dollar