Name: Sacred Gem of Dark
Mana Cost: 1
Card ID: 70
Pack: Legendary Dragons
Amethyst Flash - 0 - Dark - 10 - Enables Preemptive Attack when the opponent's summoned monster is Light.
No second attack.
SP Skill - 1 - This monster falls in battle when the attack is used. Changes your Jewel to Dark.
Reverse - 2 - Changes the opponent's Jewel to Dark.