Forum:Kitty katswell deck help 3

I am trying one more time to get my info. This time, I am not really wanting deck help, but ways to make these cards less overpowered.

Kitty Katswell

Rank 5

beast/xyz/effect

Effect:

3 level 5 monsters

There can only be 1 monster with the name "kitty katswell" on the field. This card gains ATK and DEF equal to half of the ATK and DEF of it's xyz materials, respectively. once per turn,you may detach 1 xyz material, search your hand or graveyard for level/rank 5 monster and attach it to this card as an xyz material.

ATK: 1500 DEF: 1500

Kitty Katswell Dragon

Rank 10

dragon/xyz/effect

Effect:

3 level 10 monsters

This card's ATK and DEF are equal to half of the ATK and DEF of it's xyz materials, respectively. once per turn, you may detach 1 xyz material, search your hand or graveyard or for 1 level/rank 10 monster and attach it to this card as an xyz material. When this card is removed from the field, special summon 1 kitty Katswell" from your graveyard.

Rank-up magic: Surge of Katswell

Spell card

Effect:

Choose 1 Xyz monster on your side of field and special summon an Xyz monster from your extra deck with a higher rank than the monster on the field, using the monster on the field and it's Xyz materials as Xyz materials(this special summon is treated as an Xyz summon and cannot be negated)