Gaia Dragon, the Thunder Charger [BLLR-EN065] Ultra Rare BT1-038 You can only use each

You can only use each effect of "Duoterion" once per turn

If this Tribute Summoned monster in its owner's control is destroyed by an opponent's card (by battle or card effect): You can Special Summon 1 Fusion

you may place 1 card with [X-Antibody] in its traits from your hand as the bottom digivolution card of 1 of your black Digimon with [X-Antibody] in its traits to delete 1 of your opponent's Digimon with a play cost of 4 or less

Set: Battles of Legend: Light's Revenge Card type: Effect Monster Rarity: Secret Rare Attack: 0 Defense: 0 If you control no monsters

Set: Legendary Collection 2 Card type: Normal Spell Rarity: Rare Attack: 0 Defense: 0 Target 1 "Crystal Beast" card in your Spell & Trap Card Zone

Gaia Dragon, the Thunder Charger [BLLR-EN065] Ultra Rare BT1-038 You can only use eachSet: Battles of Legend: Light's Revenge Card type: Xyz Effect Monster Rarity: Ultra Rare Attack: 2600 Defense: 2100 2 Level 7 monsters You can also Xyz Summon this card by using a Rank 5 or 6 Xyz Monster you control as material. (Transfer its materials to this card.) If this card attacks a Defense Position monster, inflict piercing battle damage.