Threatening Roar [DT03-EN047] Rare BT9-094 then send 1 card from

then send 1 card from your hand to your Graveyard

you can reveal 1 "Iron Core of Koa'ki Meiru" in your hand to Special Summon 1 Level 4 or lower "Koa'ki Meiru" monster from your Deck

If this card on the field is destroyed by battle or card effect and sent to the Graveyard: You can Special Summon 1 "Subterror" monster from your Deck in face-up or face-down Defense Position

Set: Star Pack VRAINS Card type: Effect Monster Rarity: Common Attack: 800 Defense: 2000 If this card is added to your hand

Set: Sun & Moon: Crimson Invasion Type: Fire Rarity: Holo Rare Retreat cost: Colorless

Threatening Roar [DT03-EN047] Rare BT9-094 then send 1 card fromSet: Duel Terminal 3 Card type: Normal Trap Rarity: Rare Your opponent cannot declare an attack this turn.