Opinions on my D/D/D Deck?

Hey, i need some opinions on my new Deck, i like playing pure archetypes, and for this Deck, I thought that i had Orthros, but It was Cerberus, so I use D/D Ghost instead.

Deck Content

Main Deck:

1x D/D/D/D Super-Dimensional Sovereign Emperor Zero Paradox

1x Go! - D/D/D Divine Zero King Rage

2x D/D/D Zero Doom Queen Machinex

1x D/D/D Vice King Requiem

2x D/D/D Oblivion King Abyss Ragnarok

1x D/D Vice Typhon

2x D/D Savant Newton

3x D/D Gryphon

3x D/D Savant Copernicus

2x D/D Ghost

3x D/D Swirl Slime

2x D/D Necro Slime

2x D/D Lamia

3x D/D Savant Kepler

1x Dark Contract with the Zero King

1x Dark Contract with the Yamimakai

3x Dark Contract with the Gate

2x Dark Contract with the Swamp King

2x D/D/D Headhunt

1x Dark Contract with the Eternal Darkness

1x Dark Contract with the Witch

1x Dark Contract with Errors

---------

Extra Deck:

1x D/D/D Super Doom King Purple Armageddon

1x D/D/D Flame High King Genghis

1x D/D/D Flame King Genghis

1x D/D/D Super Doom King Bright Armageddon

1x D/D/D Gust High King Alexander

1x D/D/D Cursed King Siegfried

1x D/D/D First King Clovis

1x D/D/D Deviser King Deus Machinex

1x D/D/D Duo-Dawn King Kali Yuga

1x D/D/D Super Doom King Dark Armageddon

2x D/D/D Wave High King Caesar

1x D/D/D Marksman King Tell

2x D/D/D Abyss King Gilgamesh