Chimeric Fusions -> Super Poly on steroids

[Toffee.]

Basically these drew inspiration from the Koa'ki Meiru's backstory.

Heart of the Chimera -FIRE-
Lvl1
[Machine]
The heart of all chimera-created monsters that serves as both a life support system, and a method for creating new life. Impure as they may be, but they prove to be scientific marvels of raw engineering of living beings.
0ATK / 0DEF

Shadow-Doc - Net-Keeper -EARTH-
Lvl4
[Fiend/Effect]
Once per turn: Pay 800 Life Points; Look at your Opponent's hand. Then, if he/she has any level 4 monsters in his/her hand, he/she can Special Summon 1 of them. Monsters Summoned by this effect cannot be Tributed, or used as as a Synchro, Xyz, or Fusion Material for the Synchro, Xyz, or Fusion Summon of a monster your Opponent controls.
1000ATK / 1000DEF

Shadow-Doc - Manic Mechanic -EARTH-
Lvl4
[Fiend/Effect]
When this card is Summoned: you can add up to 3 "Heart of the Chimera"s from your deck OR Graveyard to your hand. When this card is removed from the field: The Opponent selects 1 level 4 or lower monster from his/her deck, and Special Summons it to his/her side of the field. A monster Summoned by this effect cannot be Tributed, or used as as a Synchro, Xyz, or Fusion Material for the Synchro, Xyz, or Fusion Summon of a monster your Opponent controls.
1000ATK / 1000DEF

Shadow-Doc - Brain Hazard -EARTH-
Lvl4
[Fiend/Effect]
Once per turn: Target 1 monster on the Opponent's side of the field; The Opponent Special Summons 1 monster from his/her deck to his/her side of the field with the same Type or Attribute as the targeted monster. Monsters Summoned by this effect cannot be Tributed, or used as as a Synchro, Xyz, or Fusion Material for the Synchro, Xyz, or Fusion Summon of a monster your Opponent controls.
1000ATK / 1000DEF

Shadow-Doc - The Knife -EARTH-
Lvl4
[Fiend/Effect]
When this card is Normal Summoned: Draw 1 card for each monster your Opponent controls with a different type. You can Tribute this card: The Opponent selects 1 monster from his/her deck and Special Summons it to his/her side of the field. A monsters Summoned by this effect cannot be Tributed, or used as as a Synchro, Xyz, or Fusion Material for the Synchro, Xyz, or Fusion Summon of a monster your Opponent controls.
1000ATK / 1000DEF

Chimeric Dragonfly -FIRE-
Lvl8
[Insect/Fusion/Effect]
"Heart of the Chimera" + 1 Dragon-Type monster + 1 Insect-Type monster.
This card can only be Special Summoned from the Extra Deck by the effect of "Chimeric Fusion". Once per turn: Banish 1 card in your Graveyard; Banish 1 card on the field and draw 1 card. When this card is removed from the field: Add 1 "Heart of the Chimera" from your Graveyard to your hand.
2800ATK / 2800DEF

Chimeric Killer Whale -FIRE-
Lvl8
[Fish/Fusion/Effect]
"Heart of the Chimera" + 1 Fish-Type monster + 1 Machine-Type monster.
This card can only be Special Summoned from the Extra Deck by the effect of "Chimeric Fusion". When this card is Fusion Summoned, return all cards on the Opponent's side of the field to his/her deck. Each time the Opponent activates a card effect: Gain 500 Life Points. When this card is removed from the field: Add 1 "Heart of the Chimera" from your Graveyard to your hand.
2800ATK / 2800DEF

Chimeric Mud-Monster -FIRE-
Lvl8
[Rock/Fusion/Effect]
"Heart of the Chimera" + 1 Rock-Type monster + 1 Aqua-Type monster.
This card can only be Special Summoned from the Extra Deck by the effect of "Chimeric Fusion". As long as this card remains face-up on the field, the Opponent cannot Special Summon any monsters from his/her hand. This card inflicts piercing damage. Once per turn: Inflict 800 damage to your Opponent; Gain 800 Life Points. When this card is removed from the field: Add 1 "Heart of the Chimera" from your Graveyard to your hand.
2800ATK / 2800DEF

Chimeric Fusion -Quick-Play Spell-
Send from either side of the field, the Fusion Material monsters listed on a "Chimeric" Fusion monster, and Special Summon that monster from your Extra Deck (This Special Summon is treated as a Fusion Summon). You can Banish 1 "Shadow-Doc" monster you control to add this card to your hand from your deck.

Hybrid Helix -Spell-
Pay 1000 Life Points: Target any number of monsters on your Opponent's side of the field; Change the type of each target monster.

Hybrid Examination -Spell-
Activate if the Opponent controls 5 monsters, and you control a "Shadow-Doc" monster. Draw 5 cards. During this turn, you cannot Summon or Set monsters, except for "Chimeric" Fusion monsters.

[NumberCruncher]

Why is Heart of Chimera a Machine monster?

[Toffee.]

[quote name='NumberCruncher' timestamp='1317000570' post='5540936']
Why is Heart of Chimera a Machine monster?[/quote]
[img]http://images3.wikia.nocookie.net/__cb20100827162520/yugioh/images/thumb/1/19/IronCoreofKoakiMeiruTU02-EN-C-UE.png/300px-IronCoreofKoakiMeiruTU02-EN-C-UE.png[/img]

[NumberCruncher]

So you made it a machine because of a rock?

[Agro]

I feel like ur the family guy to my simpsons.

[NumberCruncher]

[quote name='AggroDrago' timestamp='1317007361' post='5541325']I feel like ur the family guy to my simpsons.[/quote]

Let's split the difference and call us both South Park.

[Toffee.]

[quote name='NumberCruncher' timestamp='1317005647' post='5541258']
So you made it a machine because of a rock?[/quote]
The Iron Core is an artificial heart that can optimize a creature's potential, but it also greatly weakens it at the same time because its an experimental device, and can cause something to ultimately "melt down" and destroy itself.
.....
More or less.