[Create-A-Cards For Rio]

Snow Queen's Avatar
Level 3 WATER Winged Beast Effect Monster
ATK 1200
DEF 500
(1) When this card is Normal or Special Summoned: Target 1 face-up monster your opponent controls; its ATK is reduced by half until the End Phase of this turn.

Sirin of the North
Level 3 WATER Winged Beast Effect Monster
ATK 1200
DEF 1000
(1) Once per turn: You can target 1 face-up monster you control; this card's level becomes the same as that monster's Level.

Hand Maiden of the Snow Queen
Level 4 WATER Winged Beast Effect Monster
ATK 1400
DEF 1200
(1) When this card is sent to the Graveyard: Target 1 monster your opponent controls; it loses 300 ATK, then inflict damage to your opponent equal to the difference between its current and original ATK.

Frozen Halcyon
Level 4 WATER Winged Beast Effect Monster
ATK 1500
DEF 500
(1) When this card is Normal Summoned: You can Special Summon 1 Level 4 Winged Beast monster from your hand. Then, change this card to Defense Position.

Gamayun of the Chilling West
Level 4 WATER Winged Beast Effect Monster
ATK 1750
DEF 0
(1) Once per turn: You can 1 one face-up monster you control: that monster's level becomes the same as this card's level.

Snow Princess Zerolyric
Rank 3 WATER Winged Beast Xyz Effect Monster
ATK 1000
DEF 2400
Materials: 2 Level 3 Winged Beast monsters
(1) While this card has materials: All WATER monsters you control gain 300 ATK.
(2) Once per turn: You can detach 1 Xyz Material to target 1 face-up monster you control; destroy it, and inflict damage to your opponent equal to its current ATK on the field.

Snow Queen Zeraodis
Rank 4 WATER Winged Beast Xyz Effect Monster
ATK 2200
DEF 1000
Materials: 2 Level 4 Winged Beast monsters
(1) While this card has Xyz Materials, all non-WATER monsters loses 300 ATK.
(2) Once per turn: You can detach 1 Xyz Material, then target 1 face-up monster your opponent controls that has an ATK lower than its original ATK; inflict damage to your opponent equal to half its ATK.

Ice Empress Zeroadis
Rank 5 WATER Winged Beast Xyz Effect Monster
ATK 2700
DEF 1500
Materials: 2 Level 5 Winged Beast monsters /
You can also Xyz Summon this card by detaching 1 Xyz Material from a Rank 4 Winged Beast Xyz Monster you control, then using that Xyz Monster as the Xyz Material. (Xyz Materials attached to that monster also become Xyz Materials on this card.)
(1) While this card has Xyz materials: Monsters your opponent controls lose 600 ATK.
(2) Once per turn: You can detach 1 Xyz Material, then target 1 monster your opponent controls that has ATK lower than its original ATK; banish that monster, then inflict damage to your opponent equal to half its current ATK on the field.

Palace of Frozen Stars
Field Spell Card
(1) Once per turn: You can inflict 300 damage to your opponent for each monster on the field whose ATK is greater or lower than its original ATK.
(2) Up to twice per turn: You can attach a Winged Beast monster from your hand to an Xyz Monster you control as an Xyz Material material. (You cannot use this effect on the same Xyz Monster each time.)

Rank-Up-Magic Wicked Mirror
Quick-Play Spell Card
(1) Target 1 WATER or Winged Beast Xyz Monster you control; Special Summon from your Extra Deck, 1 WATER Winged Beast monster thats 1 Rank higher, by using it as the Xyz Material. (This Special Summon is treated as an Xyz Summon. Xyz Materials attached to that target also become Xyz Materials on the Summoned monster.) Then, if your opponent controls monsters, those monsters lose ATK equal to the Rank of the monster summoned x 100.