First of the Dragons [NECH-EN050] Super Rare BT4-064 You must also Tribute monsters

You must also Tribute monsters from your hand or field whose total Levels equal 1 or more

• 1x Borderless Brain Freeze

or a card with [X-Antibody] in its traits is in this Digimon's digivolution cards

5 Card type: Digimon Rarity: Uncommon Digi type: Weapon/Legend-Arms Play Cost: 3 Form: Rookie Attribute: Vaccine Digivolve Cost: 0 Digivolve Cost Level: 2 [On Play] Reveal the top 5 cards of your deck

First of the Dragons [NECH-EN050] Super Rare BT4-064 You must also Tribute monstersSet: The New Challengers Card type: Fusion Effect Monster Rarity: Super Rare Attack: 2700 Defense: 2000 2 Normal Monsters Must be Fusion Summoned and cannot be Special Summoned by other ways. You can only control 1 "First of the Dragons". This card cannot be destroyed by battle, except by battle with a Normal Monster, and is unaffected by other monster effects.