Yugioh! Crystal Beast Cobalt Eagle - FOTB-EN006-Very Good Condition

Once per turn: You can target 1 "Crystal Beast" card you control; place that target on top of the Deck. If this face-up card is destroyed in a Monster Zone, you can place it face-up in your Spell & Trap Zone as a Continuous Spell, instead of sending it to the GY.

Yugioh! Cyber Gymnast - EOJ-EN006-Near Mint or Better Condition

Once per turn: You can discard 1 card, then target 1 Attack Position monster your opponent controls; destroy that target.

Yugioh! Cyber Shield - STOR-EN090-Near Mint or Better Condition

Equip only to "Harpie Lady" or "Harpie Lady Sisters". It gains 500 ATK.

Yugioh! Crystal Blessing - LCGX-EN165 - Rare - 1st Edition-Near Mint or Better

Target up to 2 "Crystal Beast" monsters in your GY; place those targets face-up in your Spell & Trap Zone as Continuous Spells.

Yugioh! Cyber Falcon - PSV-047 - 1st Edition-Very Good Condition

A jet-powered hawk that travels at the speed of sound.

Yugioh! Cyborg Doctor - ANPR-EN032-Near Mint or Better Condition

Once per turn, you can Tribute 1 Tuner monster you control to Special Summon a monster from your Graveyard with the same Attribute and Level as the Tributed monster.

Yugioh! Caballero Del Cráneo -PMT-S123-Near Mint or Better Condition

"Sabiduría Manchada" + "Cerebro Antiguo"

Yugioh! Castle Walls - SDP-043-Near Mint or Better Condition

Increase a selected monster's DEF by 500 points during the turn this card is activated.

Yugioh! Cyclone Boomerang - LCGX-EN086 - Near Mint or Better Condition

Equip only to "Elemental HERO Wildheart". It gains 500 ATK. When the equipped monster is destroyed by a card effect and sent to the Graveyard: Destroy all Spell and Trap Cards on the field, then inflict 100 damage to your opponent for each Spell/Trap Card destroyed by this effect.

Yugioh! Chain Strike -CDIP-EN043-Near Mint or Better Condition

Activate only as Chain Link 2 or higher; inflict 400 damage to your opponent times the Chain Link number of this card. You cannot activate this card if multiple cards/effects with the same name are in that Chain.

Yugioh! Chain Whirlwind - DREV-EN069-Near Mint or Better Condition

Activate only when a card on the field is destroyed by a card effect. Select 2 Spell/Trap Cards on the field and destroy them.

Yugioh! Chaos Necromancer - IOC-017-Near Mint or Better Condition

The ATK of this card becomes the number of Monster Cards in your Graveyard x 300 points.

Yugioh! Coach Goblin - IOC-015 -1st Edition-Near Mint or Better Condition

As long as this card remains face-up on your side of the field, you can return 1 Normal Monster Card in your hand to the bottom of your Deck during your End Phase to draw 1 card from your Deck. You can only use this effect once per turn.

Yugioh! Change of Heart - SDY-032-Very Good Condition

Select and control 1 monster your opponent controls regardless of position on the field until the end of your turn.

Yugioh! Checkmate - DR1-EN251-Near Mint or Better Condition

Offer 1 Archfiend monster on your side of the field as a Tribute. During the turn this card is activated, 1 Terrorking Archfiend on your side of the field can attack your opponent''s Life Points directly.

Yugioh! Cocoon of Evolution - MRD-011-Very Good Condition

You can equip this card from your hand as an Equip Spell Card on a face-up Petit Moth on the field. While equipped by this effect, the ATK and DEF of Petit Moth becomes equal to the ATK and DEF of Cocoon of Evolution.

Yugioh! Coach Goblin - IOC-015-Very Good Condition

While this card is face-up on your side of the field, you can return 1 Normal Monster Card in your hand to the bottom of your Deck during your End Phase to draw 1 card from your Deck. You can only use this effect once per turn.

Yugioh! Cold Wave - SDZW-EN019 -Very Good Condition

This card can only be activated at the start of Main Phase 1. Until your next turn, you and your opponent cannot play or Set any Spell or Trap Cards.

Yugioh! Change of Heart - SYE-030-Very Good Condition

Select 1 monster on your opponent side of the field. Take control of the selected monster until the End Phase of this turn.

Yugioh! Crystal Beast Amber Mammoth - LCGX-EN159 - 1st Edition-Near Mint or Better Condition

When another "Crystal Beast" monster you control is targeted for an attack: You can change the attack target to this card. If this face-up card is destroyed in a Monster Zone, you can place it face-up in your Spell & Trap Zone as a Continuous Spell, instead of sending it to the GY.

Yugioh! Crystal Beast Amethyst Cat - LCGX-EN156-Near Mint or Better Condition

This card can attack your opponent directly, but when it uses this effect, any battle damage it inflicts to your opponent is halved. If this face-up card is destroyed in a Monster Zone, you can place it face-up in your Spell & Trap Zone as a Continuous Spell, instead of sending it to the GY.

Yugioh! Curse of Aging - PGD-094-Very Good Condition

Discard 1 card from your hand. Decrease the ATK and DEF of all monsters on your opponent''s side of the field by 500 points until the end of the turn this card is activated.

Yugioh! Contact - POTD-EN037-Near Mint or Better Condition

Send all "Chrysalis" monsters you control to the Graveyard, and Special Summon 1 monster from your hand or Deck that is written in the card text of those cards.

Yugioh! Core Blaster - ANPR-EN053-Very Good Condition

Equip only to a "Koa'ki Meiru" monster. If it battles a LIGHT or DARK monster, destroy that monster without applying damage calculation. When the equipped monster is removed from the field and this card is sent to the Graveyard, you can return this card to your hand.

Yugioh! Crystal Beast Cobalt Eagle - LCGX-EN160 - 1st Edition-Near Mint or Better Condition

Once per turn: You can target 1 "Crystal Beast" card you control; place that target on top of the Deck. If this face-up card is destroyed in a Monster Zone, you can place it face-up in your Spell & Trap Zone as a Continuous Spell, instead of sending it to the GY.

Yugioh! Crystal Beast Ruby Carbuncle - FOTB-EN001-Very Good Condition

When this card is Special Summoned: You can Special Summon as many "Crystal Beast" Monster Cards as possible from your Spell & Trap Zones. If this face-up card is destroyed in a Monster Zone, you can place it face-up in your Spell & Trap Zone as a Continuous Spell, instead of sending it to the GY.

Yugioh! Core Blast - ABPF-EN072 - Rare-Very Good Condition

You can only activate this card's effect while you control a face-up "Koa'ki Meiru" monster. Once per turn, during your Standby Phase, if your opponent controls more monsters than you do, you can destroy a number of cards your opponent controls so that your opponent will control the same number of cards as you control monsters.

Yugioh! Crystal Beacon - FOTB-EN032-Very Good Condition

If there are 2 or more "Crystal Beast" cards in your Spell & Trap Card Zone, Special Summon 1 "Crystal Beast" monster from your Deck.

Yugioh! Crystal Beast Amber Mammoth - FOTB-EN005-Very Good Condition

When a face-up "Crystal Beast" monster you control is selected as an attack target, you can change the target to this card. If this card is destroyed while it is in a Monster Card Zone, you can place it face-up in your Spell & Trap Card Zone as a Continuous Spell Card instead of sending it to the Graveyard.

Yugioh! Cyber Falcon - PSV-047-Very Good Condition

A jet-powered hawk that travels at the speed of sound.