B.E.S. Crystal Core

(1) When this card is Normal Summoned, put 3 counters on it. (2) This card cannot be destroyed by battle. (3) 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. (4) Once per turn, during your Main Phase, you can change 1 face-up Attack Position monster your opponent controls to face-up Defense Position.

• The (1) Trigger Effect is mandatory, it activates & resolves on the field.
• If this card's effects are negated, the counters placed by this effect are removed.
• The (2) Continuous Effect applies while this card is face-up on the field.
• The (3) Trigger Effect is mandatory, it activates & resolves on the field.
• This effect activates in Substep 7 - End of the Damage Step.
• The effect of "B.E.S. Crystal Core" that destroys itself during the damage step cannot be chained to.
• The (4) Ignition Effect targets, it activates & resolves on the field.
• If you target the opponent’s monster with the effect of "B.E.S. Crystal Core", and an effect is chained that causes it to no longer be on your opponent’s side of the field (such as "Remove Brainwashing" or "Enemy Controller"), the effect of "B.E.S. Crystal Core" is not applied.