Mimighoul Dungeon (Quarter Century Secret Rare) (INFO-EN094) - The Infinite Forbidden 1st Edition Set_Star Pack 2014 Reduce that monster's Level by

Reduce that monster's Level by 1

then shuffle the face-up Monster Cards you control into the Deck

Destroy 1 card on the field and take 1000 damage

Card Text"Elemental HERO Neos" + "Neo-Spacian Glow Moss"

Mimighoul Dungeon (Quarter Century Secret Rare) (INFO-EN094) - The Infinite Forbidden 1st Edition Set_Star Pack 2014 Reduce that monster's Level byTypenull Field Spell Card Text"Mimighoul" monsters you control that were not Normal or Special Summoned this turn gain ATK equal to their original DEF. Any player who controls a face down monster cannot Normal Summon monsters, nor declare an attack with monsters that were Special Summoned this turn. During your Main Phase: You can add 1 "Mimighoul" monster from your Deck or GY to your hand. You can only use this effect of "Mimighoul Dungeon" once per