These cards are not confirmed for release, but whether or not you believe that is your problem!

ダークマター・ディヴァイドール Dark Matter Dividoll
Level 2 DARK Galaxy Effect Monster
ATK 1000
DEF 1300
【REQUIREMENT】 Pay 500 LP.
【EFFECT】 This card’s name becomes “Dark Matter Mist” during this turn and if you would Fusion Summon “Dark Matter Enigmata”, this face-up card can be treated as 2 materials.

ダークマター・エニグマイト・ジオダイバー Dark Matter Enigmight Geodiver
Level 9 DARK Galaxy Fusion Effect Monster
ATK 2700
DEF 1300
Materials: “Dark Matter Deep Badger” + “Dark Matter Mist”
【REQUIREMENT】 If this card is in Attack Position, send 1 card from your hand to the GY.
【EFFECT】 Until the end of the opponent’s next turn, this card’s name is “Dark Matter Enigmata” and while it’s in Attack Position, it cannot be destroyed by battle, also, if there are 2 face-down monsters on your field, this card can attack twice this turn.

Note: Might be Enigmite as in Dynamite, but I dunno.

ダークマター・ヴェイル Dark Matter Veil
Field Spell Card
【REQUIREMENT】 None
【EFFECT】 While this card is face-up in a Field Zone, DARK Galaxy monsters in Attack Position gain 300 ATK x [The number of face-down monsters on their field]. Monsters cannot be destroyed by effects if their player controls an attack position “Dark Matter Enigmata”.

邪犬武闘神プライムシバ Jaken Butoushin Praime Shiba (Heartless Hound Martial Master Praime Shiba)
Level 8 LIGHT Beast-Warrior Effect Monster
ATK 2500
DEF 1800
This card can be Tribute Summoned in Attack Position with 1 Tribute, but if you do, this card’s original ATK becomes 1800.
【REQUIREMENT】 If there is a card in your Field Zone.
【EFFECT】 Send the top card of your Deck to the GY, also, if a monster has not been Special Summoned during this turn, then, you can choose 1 Level 4 or lower monster in your GY and Special Summon it to your field face-up.

プライム白熊猫 Praime Shiro Panda (Praime White Panda)
Level 7 LIGHT Beast Effect Monster
ATK 2400
DEF 600
You can Tribute Summon this card in Attack Position by Tributing 1 monster. If you do, its original ATK becomes 1800.
[REQUIREMENT] Send the top card of your Deck to the GY.
[EFFECT] Choose up to 2 Level 8 or lower face-up monsters on your opponent’s field, during this turn, those monster’s Attribute is LIGHT.

プライム・バブル・キングダム Praime Bubble Kingdom
Field Spell Card
【REQUIREMENT】 None
【EFFECT】 While this card is face-up in a Field Zone, face-up level 7 or 8 LIGHT monsters with an original ATK of 1800 or less on the field gain 500 ATK. If LIGHT monsters’ attacks pierce, the battle damage inflicted is increased by 500.

プライムマグトロン・リベンジ Praime Magutron Revenge (Praime Bluetron Revenge)
Normal Trap Card
【REQUIREMENT】 When your LIGHT monster is destroyed by your opponent’s attack, shuffle 3 LIGHT monsters from your GY into the Deck.
【EFFECT】 Special Summon the monster destroyed from your GY to your field in face-up Attack Position, if the monsters shuffled by this effect’s requirement all have different Types, then, you can choose and destroy 1 Level 9 or lower face-up monster on your opponent’s field.

Source