B.E.S. Crystal Core [CRV-EN021] Ultimate Rare BT1-006 Set: 2018 Mega-Tins Mega Pack

Set: 2018 Mega-Tins Mega Pack Card type: Effect Monster Rarity: Ultra Rare Attack: 100 Defense: 2000 If this card is Normal or Special Summoned: You can add 1 "World Chalice" monster from your Deck to your hand

Once per turn: You can detach a Xyz Material from this card to target 1 face-up card your opponent controls

Set: Base Set Unlimited Type: Colorless Rarity: Holo Rare Retreat cost: Colorless

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Set: Battle Pack 2: War of the Giants - Round 2 Card type: Continuous Spell Rarity: Super Rare Attack: 0 Defense: 0 Activate this card by targeting 1 monster on each side of the field

B.E.S. Crystal Core [CRV-EN021] Ultimate Rare BT1-006 Set: 2018 Mega-Tins Mega PackSet: 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