He cannot be chain link blocked like a dark cavalry in this case.
He just needs an equip card for piercing damage and he becomes a Dark Cavalry that cannot be brought down to 0 attack by a Lunalight player
*The image shown here is old
*The text of the card got modified some time ago so it no longer looks like this one
*The negation is, at this very moment, a "When" effect.
Anoymous
