1 DARK Dragon-Type monster + 1 Beast-Type monster Must be either Fusion Summoned, or Special Summoned by Tributing the above cards you control (in which case you do not use "Polymerization"), and cannot be Special Summoned by other ways. If this card destroys a monster by battle: Inflict damage to your opponent equal to the original ATK of the Beast-Type Fusion Material used for this card's Summon.
Number 23: Lancelot, Dark Knight of the Underworld
2 Level 8 monsters This card can attack your opponent directly while it has Xyz Material. When this card inflicts battle damage to your opponent: You can target 1 face-up monster your opponent controls; destroy it. Once per turn, during either player's turn, when a Spell/Trap Card, or another monster's effect, is activated: Detach 1 Xyz Material from this card; negate the activation.
Beacon of White
If you do not control another "Beacon of White", and you have 3 or more "Blue-Eyes" monsters in your GY: Target 1 of them; Special Summon it, but it has its effects negated, also equip it with this card. When this card leaves the field, banish the equipped monster. Other monsters you control cannot attack, also if you have any number of "Blue-Eyes" monster(s) in your GY, the equipped monster can attack up to that number of times during each Battle Phase.
Forge of the True Dracos
If a "Dracoslayer" monster, that is not a Pendulum Monster, and a "Dracoverlord" monster are on the field: Shuffle as many cards on the field as possible into the Deck, then you can Special Summon 1 "Dracoslayer" or "Dracoverlord" monster from your Deck, ignoring its Summoning conditions.