B.E.S. Crystal Core [CRV-EN021] Ultimate Rare Field Spell using monsters from your hand

using monsters from your hand as Fusion Materials

Set: Structure Deck: The Dark Emperor Card type: Effect Monster Rarity: Common Attack: 1500 Defense: 1600 When this card battles an opponent's monster

you can Special Summon this card by Tributing 1 monster

destroy that card on the field

Set: World Championship 2010 Card Pack Card type: Effect Monster Rarity: Rare Attack: 3300 Defense: 1400 Once per turn

B.E.S. Crystal Core [CRV-EN021] Ultimate Rare Field Spell using monsters from your handSet: Cybernetic Revolution Card type: Effect Monster Rarity: Ultimate Rare Attack: 2100 Defense: 1000 Put 3 counters on this card when you Normal Summon it. This card is not destroyed as a result of battle. If this card battles a monster, remove 1 counter from this card at the end of the Damage Step. If this card battles without a counter, destroy this card at the end of the Damage Step. Once per turn, during your Main Phase, you can change 1 face up