Dragon, Dinosaur and Reptile

Gammaceratops
Level 6 LIGHT Dinosaur/Normal
2600/1500

Blade Stego
Level 5 EARTH Dinosaur/Normal
2500/1800

Tiger-Striped Dragon
Level 3 EARTH Dinosaur/Normal
1600/1400

Wicked Knight's Dragon
Level 7 DARK Dragon/Normal
2600/2400

Corpse Devourer Dragon
Level 4 EARTH Dinosaur/Normal
2000/0

Duo-Headed Rex
Level 4 EARTH Dinosaur/Normal
1900/1900

Wild Raptor
Level 4 EARTH Dinosaur/Normal
1600/2100

Guilty Dragon
Level 4 FIRE Dragon/Effect
1500/1000
You can send this face-up card you control to the GY; Special Summon 1 "Growl Dragon" from your hand. You can only use this effect of "Guilty Dragon" once per turn.

Growl Dragon
Level 7 FIRE Dragon/Effect
2500/2000
If this card is Tribute Summoned, or Special Summoned by the effect of "Guilty Dragon": You can target 1 card in your opponent's Spell & Trap Zone; shuffle it into the Deck. You can only use this effect of "Growl Dragon" once per turn. When this card destroys a monster by battle: You can destroy 1 monster your opponent controls, and if you do, inflict damage to your opponent equal to the ATK of the monster destroyed by battle with this card.

Wargrowl Dragon
Level 8 FIRE Machine/Effect
2900/2400
Cannot be Normal Summoned/Set. Must first be Special Summoned (from your Deck) by Tributing "Growl Dragon" equipped with "Metalmorph". Cannot be destroyed by Spell/Trap effects. When this card destroys a monster by battle: You can destroy as many monsters your opponent controls as possible, and if you do, inflict damage to your opponent equal to the ATK of the monster destroyed by battle with this card.

Chrome Lizard
Level 2 LIGHT Reptile/Effect
400/400
You can discard this card; add 1 "Metalmorph" from your Deck to your hand. If this card is in your GY, except the turn it was sent there: You can banish 1 Dragon Normal Monster or 1 Dinosaur Normal Monster from your GY; add this card to your hand. You can only use each effect of "Chrome Lizard" once per turn.

Imperia
Level 2 EARTH Reptile/Effect
500/500
If this card is Tributed and sent to the GY: You can discard 1 Dinosaur or Reptile monster, and if you do, draw 2 cards. You can only use this effect of "Imperia" once per turn.

Yowzer
Level 3 EARTH Reptile/Effect
500/500
If this card is Tributed and sent to the GY: You can skip your opponent's next Battle Phase. You can only use this effect of "Yowzer" once per turn.

Lukambus the Spirit Lord
Level 8 DARK Reptile/Effect
1000/2500
When you take 1000 or more damage: You can Special Summon this card from your hand. (Quick Effect): You can Tribute this card; Special Summon up to 2 Reptile or Dinosaur monsters from your hand whose combined ATK is 2000 or less, in face-up Attack Position. You can only use each effect of "Lukambus the Spirit Lord" once per turn.

Metalization
Normal Trap
(This card's name is always treated as "Metalmorph".)
Target 1 face-up monster on the field; equip this card to that target. It gains 300 ATK/DEF, also it cannot be destroyed by Spell/Trap effects.