Iron Thunder (Quarter Century Secret Rare) (PHNI-EN080) - Phantom Nightmare 1st Edition Number_LTGY-EN053 If a "Koa'ki Meiru" monster

If a "Koa'ki Meiru" monster you control would be destroyed by battle or by a card effect

When you do: Add 1 Level 4 or lower "Mermail" monster from your Deck to your hand

You must also offer monsters from the field or your hand whose total Levels equal 7 or more

except FIRE monsters

Iron Thunder (Quarter Century Secret Rare) (PHNI-EN080) - Phantom Nightmare 1st Edition Number_LTGY-EN053 If a "Koa'ki Meiru" monsterTypenull Counter Trap AttributeTRAP Card TextWhen a Spell Trap Card, or monster effect, is activated on the field: Pay half your LP; negate the activation, and if you do, destroy that card, then destroy any other cards in the same column the destroyed card was in, that are in the Monster Zones or Spell & Trap Zones.