Its values are fixed, so it can't be rerolled.
The Almighty of Three-Worlds Event Shop
Effects:
• Any damage this card delays until a later turn is dealt twice over.
On Attack: (follow-ups count)
• A Shadow strikes the same target for 50% of this card's ATK, applying this card's On Hit effects.
• The Shadow's strike counts as a follow-up, but does not trigger another Shadow.