This could only be activated when a monster in Defense Position on your field became the attack target. Change that Defense Position monster to face-up Attack Position. Then, if the attacking monster was destroyed by battle and sent to the Graveyard in that battle, inflict damage to your opponent equal to that monster's original ATK.
[Blue-Eyes Chaos MAX Dragon: ATK 4000]
"Counter it, Blue-Eyes Chaos MAX Dragon—Chaos MAX Burst!"
The moment Seto Kaiba finished speaking, the dragon fired countless beams of light from its entire body toward the other side.
As long as this battle went through, Yugi would suffer defeat—foolish bravery, just like the card's name implied.
But was Yugi truly acting with foolish bravery?
At that moment, the King reminded him, "AIBO, it's time to use that card."
"Yeah, I know."
With victory in sight, the President was exhilarated. "I've won this duel, Yu↑gi↓!"
But just as both attacks were about to land, the energy suddenly dispersed.
The sight left him stunned. "Nani!?"
Yugi explained, "Unfortunately, Kaiba, this battle does not go through. Blue-Eyes Chaos MAX Dragon deals zero damage to me."
As he spoke, he took a card from the Graveyard and showed it to the President.
Seto Kaiba frowned in confusion. "What card is that? When did it get sent to the Graveyard?"
Yugi read its effect aloud before him. "This is Skull Dice, which was just sent to the Graveyard by the effect of Wicked-Breaking Flamberge - Dragon Sword. Its effect is..."
During the Battle Step when monsters battled, you could activate this effect by banishing this card from the Graveyard. Negate that monster's attack. This effect could also be activated during your opponent's turn.
Hearing that effect, the President gritted his teeth again. "Another effect activated from the Graveyard! Another worthless card