Xyz Evolution sub-type

[Thomas★Zero]

Overlay Evolution - Xyz summoning using a certain monster which may follow a certain requirement.

Advent Kingdom Neos
Rank 10 Light
Warrior/Xyz/Evolution
This card can only be Xyz summoned by placing this on top of "Elemental HERO Kingdom Neos" while you have 2500 Life points or less. This card is unaffected by your opponents monster effects. When this card declares an attack until the End-Phase its unaffected by your opponents Spell or Trap cards. Once per turn, you can detach 1 Xyz material from this card to select 1 monster while ignoring any effects it may have, Negate the effects of the selected monster and Reduce its ATK and DEF to 0. During the End-Phase if this card doesn't have "Elemental HERO Kingdom Neos" as a Xyz material attached to it, this card is then banished.
ATK/2500 DEF/2000

Advent Kingdom Neos - Zero Burst
Rank 10 Light
Dragon/Xyz/Evolution
This card can only be Xyz summoned by placing this on top of "Advent Kingdom Neos" while it has no Xyz materials and you have 1000 life points or less during your main-phase 2. This card is unaffected by your opponents card effects. Once per turn, by banishing 1 Xyz material from this card to select 1 monster while ignoring any effects it may have, Negate the effects of the selected monster and Reduce its ATK and DEF to 0. During the End-Phase if this card doesn't have "Advent Kingdom Neos" as a Xyz material attached to it, this card is then banished.
ATK/4000 DEF/2500

Number 39X: Utopia X-Saver
Rank 4 Light
Warrior/Xyz/Evolution
This card can only be Xyz summoned by placing this card on top of 1 "Utopia" Xyz monster with no Xyz materials. Twice during either players turn, you can negate the attack of an attacking monster, if use this effect twice you cannot activate this effect during the next turn. If this card where to be destroyed you can detach 1 Xyz material from this card instead.
ATK/2500 DEF/2000

Ark Chaos Plasma
Rank 10 Dark
Warrior/Xyz/Evolution
This card can only be Xyz summoned by placing this card on top of "Destiny HERO Chaos Plasma" while its the only card on your side of the field and you have only 2 or less cards in your hand. This card is unaffected by monster effects. Once per turn by detaching 1 Xyz material from this card, you can Banish up to 3 Dark monster in your graveyard and inflict damage equal to half the combined ATK of those monsters. At the End-Phase of the turn if this card doesn't have "Destiny HERO Chaos Plasma" as a Xyz material return this card to the extra deck, and special summon "Destiny HERO CHaos Plasma" from your graveyard with its effects negated and its ATK reduced to 0.
ATK/3000 DEF/2000

Crimson Overlord
Rank 10 Fire
Dragon/Xyz/Evolution
This card can only be Xyz summoned by placing this card on top of "Crimson Crusader Dragonic Red" if your opponent has more cards on the field than you and has more cards in your hand than you. This card can attack all of your opponents monsters once during the battle-phase. Once per turn, you can detach 1 Xyz material from this card so this card gains the following effect; At the End of the battle-Phase, banish the top card of your deck, if that card was a "Crimson Crusader" monster, you can conduct another battle-phase where this card can only attack, this effect continues until you fail to draw a "Crimson Crusader" monster through this cards effect. If this card doesn't have "Crimson Crusader Dragonic Red" as a Xyz material, this card cannot attack or switch its battle-position.
ATK/3000 DEF/2500

Starwing Glider Quaser Falcon X
Rank 4 Wind
Winged-Beast/Xyz/Evolution
This card can only be Xyz summoned by placing this card on top of "Starwing Glider Galaxy Falcon X" if this card has no Xyz materials and the combined ATK total of all monsters you control is 2800 or less. Once while this card is face up, you can detach 1 Xyz material from this card to reveal the top 5 cards of your deck, then for each "Starwing Glider" revealed this card can attack that many times during each battle-phase while its face up on the field. If this card doesn't have "Starwing Glider Galaxy Falcon X" as a Xyz material and is targeted by an effect that would set this card face down, this card is destroyed instead.
ATK/2800 DEF/2000