Mythical monsters

[ThorGodOfThunder]

Hey everybody, I made some cards with mythical beasts and monsters. Please rate & comment.
[img]http://img845.imageshack.us/img845/1151/451324a.jpg[/img]
Your opponent cannot select this card as an attack target as long as you control other Beast- or Winged Beast-type monsters of lower Level than this card.

[img]http://img26.imageshack.us/img26/1849/451324v.jpg[/img]
During battle between this card and a Defense Position monster whose DEF is lower than this card's ATK, inflict the difference as Battle Damaage to your opponent.

[img]http://img88.imageshack.us/img88/2972/451324.jpg[/img]
During battle between this card and a Defense Position monster whose DEF is lower than this card's ATK, ifnlict the difference as Battle Damage.

[img]http://img36.imageshack.us/img36/2972/451324.jpg[/img]
If a Warrior-type monster was Tributed to Tribute Summon this card, destroy a monster on the field with lower ATK than this card.

[img]http://img94.imageshack.us/img94/2972/451324.jpg[/img]
Destroy any monster that battles this card (after damage calculation).

[img]http://img37.imageshack.us/img37/2972/451324.jpg[/img]
During battle between this card and a Defense Position monster whose DEF is lower than this card's ATK, inflict the difference as Battle Damage to your opponent. All monsters this card destroys by battle are removed from play.

[img]http://img148.imageshack.us/img148/2972/451324.jpg[/img]
A terrifying monster with a lion's forebody, a goat's backbody, a dragon's wings and a snake as tail. Its four heads makes it a feared beast and a formidable enemy.

[img]http://img19.imageshack.us/img19/2972/451324.jpg[/img]
When this card destroys a monster by battle, it may attack another monster on a row.

[img]http://img40.imageshack.us/img40/2972/451324.jpg[/img]
When this card is destroyed by battle, destroy all Spell and Trap Cards your opponent controls.

And then a newbie question, how many monsters are required to Tribute for summoning a Level 9 monster?

[おジャマ・キング]

Two, and just fix the OCG a tiny bit and make them a little tiny bit less OP.

Use the term "Piercing Damage".

Nice cards. 8.5/10