Golden castle of stormberg

[Admin]

Spell card, Field
Effects:

During each of your Standby Phases, send half the cards in your Deck to the Graveyard. If you cannot, destroy this card.
・ Once per turn, during your Main Phase 1, Special Summon 1 random Level 4 or lower monster from your Deck in face-up Attack Position.
・ You cannot Normal Summon or Set monsters.
・ All monsters Special Summoned by this card's effect and all monsters your opponent controls must attack, if able.
・ When an opponent's monster declares an attack, destroy that monster, and inflict damage to your opponent equal to half of that monster's ATK.
・ This card cannot be destroyed by the effects of other Spells, Traps, or Effect Monsters.
・ Your opponent must pay this card's maintenance cost.