Gravity Behemoth [CP08-EN001] Ultra Rare Normal Spell you can discard 1 card

you can discard 1 card to add 1 Iron Core of Koa'ki Meiru from your Deck to your hand

Special Summon 1 Level 4 or lower monster from your hand or Deck that includes 'Elemental Hero' in its card name

but it cannot attack

Set: OTS Tournament Pack 4 Card type: Counter Trap Rarity: Ultimate Rare When a monster(s) would be Special Summoned

Gravity Behemoth [CP08-EN001] Ultra Rare Normal Spell you can discard 1 cardSet: Champion Pack 8 Card type: Effect Monster Rarity: Ultra Rare Attack: 2300 Defense: 2000 If it is not the first turn of the Duel and there are no cards on the field, you can Normal Summon this card without Tributing. You can destroy all Field Spell Cards on the field. This card cannot attack the turn you activate this effect.