Diabolos, King of the Abyss [FOTB-EN061] Secret Rare UPR136 Set: Hidden Arsenal Card type:

Set: Hidden Arsenal Card type: Synchro/Effect Monster Rarity: Secret Rare Attack: 2500 Defense: 1500 1 Tuner + 2 or more non-Tuner monsters When this card is Synchro Summoned

Wei Commander enters the battlefield

And there are three important chapters on the three strongest moves -- the check

Set: Strixhaven: Mystical Archive Type: Instant Rarity: Rare Cost: {U}{U} Counter target spell

Diabolos, King of the Abyss [FOTB-EN061] Secret Rare UPR136 Set: Hidden Arsenal Card type:Set: Force of the Breaker Card type: Effect Monster Rarity: Secret Rare Attack: 2800 Defense: 1000 This card cannot be Special Summoned. If you Tribute Summon this card, the Tributes must be DARK. This card cannot be Tributed by a card's effect. During your opponent's Draw Phase, before their draw, look at the top card of their Deck, then put that card on the top or the bottom of their Deck.