Custom cards I am using so far.

Custom Cards 
[hider=Chaos Emissary, Emperor Dragon]
LIMITED
Img: http://img12.deviantart.net/32f2/i/2015/164/5/3/mc__chaos_emperor_dragon___envoy_of_the_end_by_space_taste-d8x5aoi.png
Name: Chaos Emissary, Emperor Dragon  
Level: 10
Attribute: Dark
Monster Type: Dragon/Effect
Effect:
This card cannot be Normal Summoned or Set. This card can only be Special Summoned by removing from play 2 Light and 2 Dark monsters from your graveyard. 
During each of your End phases, Special summon one Chaos Emissary Token (Level 1, DARK, Fiend-type, ATK 0/DEF 0) in Attack Position. When this card destroys an opponent's monster by battle you can Tribute 1 face up 'Chaos Emissary Token' you control to inflict 1000 damage to your opponent. 
This cards ATK and DEF is equal to the number of your removed from play Light and Dark Monsters x 600 
You cannot attack directly the turn you special summon this card. 
 
 ???? ATK / ???? Def
[/hider]
[hider=Chaos Emissary, Chaos Caller]
Name: Chaos Emissary, Chaos Caller
Level: 4
Attribute: Light
Monster Type(s): Spell caster/Effect
Effect: Once per turn during your Main Phase you may discard this card to send one Dark Type monster from your deck to the grave.
ATK/DEF 1400 / 1500
[/hider]
[hider=Chaos Emissary, Lux]
Name: Chaos Emissary, Lux
Level: 4
Attribute Light: 
Monster Type: Effect/Warrior
Effect: FLIP: The Controllor of this card sends one card from the top of their deck to the graveyard 
If this card is destroy during the turn its flip effected was activated, return 2 of your banished cards back to the graveyard.
ATK/DEF 1000/1600
[/hider]
[hider=Chaos Emissary, Umbra]
Name: Chaos Emissary, Umbra
Level: 4 
Attribute: Dark
Monster Type(s): Effect/Warrior
Effect:FLIP The controllor of this card discards one card.
If this card is destroy during the turn its flip effected was activated, add 1 Light or 1 Dark monster from your deck to your hand. 
ATK/DEF: 600/1900
[/hider]
[hider=Chaos Emssiary, Splt Persona]
Name: Chaos Emissary, Split Persona 
Level: 4
Attribute: Light 
Monster Type(s): Effect/Fiend
Effect: This monster is also treated as DARK Attribute when it is face up on the field, in the graveyard and in the banished zone. 
ATK/DEF 1600/1000
[/hider]
[hider=The Chaos Emperors Castle]
Name: The Chaos Emperors Castle
Spell: Continuous
Effect: Activate this card only if you control a face up 'Chaos emissary' Monster
Once per turn you may banish one card from your graveyard. Cards your opponent controls cannot be destroyed by battle the turn you activate this effect 
[/hider]
[hider=Into the Breach]
Name: Into the Breach 
Trap type: Normal 
Effect: Activate this card only if your opponant declares a direct attack, send the top card of your deck to the graveyard and banish the attacking monster 
[/hider]