Formula Synchron [OP13-EN017] Common SM37 destroy this card unless you

destroy this card unless you send 1 Iron Core of Koa'ki Meiru from your Hand to the Graveyard or reveal 1 Insect-Type Monster in your hand

Set: Next Adventure Pre-Release Cards Card type: Digi-Egg Rarity: Uncommon Digi type: Lesser/X-Antibody Form: In-Training [Your Turn][Once Per Turn] When one of your effects places a digivolution card under this Digimon

both players reveal their Main Decks

Set: Shadow Specters Card type: Effect Monster Rarity: Rare Attack: 1700 Defense: 800 When a Beast-Warrior-Type "Bujin" monster you control is targeted for an attack by an opponent's monster: You can send this card from your hand to the Graveyard

Set: Neo Revelation Unlimited Type: Lightning Rarity: Uncommon Retreat cost: Colorless

Formula Synchron [OP13-EN017] Common SM37 destroy this card unless youSet: OTS Tournament Pack 13 Card type: Synchro Tuner Effect Monster Rarity: Common Attack: 200 Defense: 1500 1 Tuner + 1 non Tuner monster When this card is Synchro Summoned: You can draw 1 card. Once per Chain, during your opponent's Main Phase, you can (Quick Effect): Immediately after this effect resolves, Synchro Summon using this card you control.