Sphere of Chaos [RGBT-EN093] Secret Rare The Duelist Genesis If this card is in

If this card is in your hand: You can send 1 Level 6 or higher Spellcaster monster from your Deck to the GY

That monster loses ATK equal to the removed monster's ATK

Set: OTS Tournament Pack 14 Card type: Effect Monster Rarity: Ultimate Rare Attack: 3000 Defense: 600 During the Main Phase

Set: Duelist League Promo Card type: Normal Trap Rarity: Rare Activate only when an opponent's monster declares an attack

but if you do

Sphere of Chaos [RGBT-EN093] Secret Rare The Duelist Genesis If this card is inSet: Raging Battle Card type: Effect Monster Rarity: Secret Rare Attack: 1600 Defense: 0 While this card is face up on the field its Attribute is also treated as LIGHT. Once per turn, this card cannot be destroyed by battle. When this card is Tribute Summoned, you can add 1 Level 3 monster from your Deck to your hand.