Half or Nothing [CRMS-EN067] Common Code of the Duelist Set: The Lost Millennium Card

Set: The Lost Millennium Card type: Fusion/Effect Monster Rarity: Ultra Rare Attack: 2100 Defense: 1200 Elemental Hero Avian' + 'Elemental Hero Burstinatrix' This monster cannot be Special Summoned except by Fusion Summon

Set: Star Pack ARC-V Card type: Fusion/Effect Monster Rarity: Common Attack: 2200 Defense: 1800 "Edge Imp Sabres" + "Fluffal Bear" When this card destroys an opponent's monster by battle and sends it to the Graveyard: You can equip that monster to this card as an Equip Spell Card with this effect

if your WATER monster whose original Level is 5 or higher battles an opponent's monster: Destroy that opponent's monster

you can change the battle position of the equipped monster to Defense Position

Half or Nothing [CRMS-EN067] Common Code of the Duelist Set: The Lost Millennium CardSet: Crimson Crisis Card type: Normal Trap Rarity: Common Activate only during your opponent's Battle Phase. Your opponent selects and executes 1 of the following effects: Halve the ATK of all monsters they controls until the end of the Battle Phase. End the Battle Phase.