Xeiyenreisha jumping on that train with a new card:

[b]Name:[/b] Pandemonium Twilight Dragon
[b]Rank:[/b] 5
[b]Attribute:[/b] DARK
[b]Monster Type(s):[/b] Dragon, XYZ
[b]Effect:[/b] 2 Machine Type Monsters
(This monster is also always treated as a Machine Type monster.) Once per turn you can activate one of the following effects: You can detach 1 Xyz Material from this card and send 1 Dragon or Machine Type Monster from your hand to the graveyard to Target 1 Face-Up monster your opponent controls; That target's ATK becomes 0 until the End Phase. Once per turn You can detach 2 Xyz Material from this card and send 1 Dragon or Machine Type Monster from your hand to the graveyard; this turn, if this attacking card destroys an opponent's monster by battle, after damage calculation: It can make a second attack in a row, but when it uses this effect, any Battle Damage it inflicts to your opponent from a direct attack is halved.
[b]ATK/DEF:[/b] 2500/2000

You can find it in Custom Booster 1.