B.E.S. Big Core
Level 6 DARK/Machine Effect2300 ATK / 1100 DEF
If this card is Normal Summoned: Place 3 counters on it. Cannot be destroyed by battle. At the end of the Damage Step, if this card battled: Remove 1 counter from this card. If you cannot, destroy it.
B.E.S. Big Core MK-2
Level 6 FIRE/Machine Effect2400 ATK / 1100 DEF
If you control no monsters, you can Normal Summon this card without Tributing. When this card is Special Summoned, place 3 counters on it. This card cannot be destroyed by battle. If this card attacks or is attacked, remove 1 counter from this card at the end of the Damage Step. If you cannot, destroy it.
B.E.S. Big Core MK-3
Level 8 LIGHT/Machine Effect2700 ATK / 1900 DEF
If your opponent controls a monster and you control no monsters, you can Special Summon this card (from your hand) in Defense Position. If this card is Normal or Special Summoned: Place 3 counters on this card. Cannot be destroyed by battle. At the end of the Damage Step, if this card battled: Remove 1 counter from this card. If you cannot, destroy it. You can banish this card from your Graveyard; shuffle all "B.E.S." monsters from your Graveyard into the Deck.