Elemental Hero Neos Knight [BLHR-EN064] Secret Rare S1 and special summon it in

and special summon it in face-up Attack Position or face-down Defense Position

if a "Sinister Serpent" exist in your Graveyard

its ATK and DEF each become equal to half the opponent's current LP

Set: Dark Revelation Volume 2 Card type: Normal Spell Rarity: Rare Attack: 0 Defense: 0 Discard 1 card from your hand

Target 1 face-up monster your opponent controls

Elemental Hero Neos Knight [BLHR-EN064] Secret Rare S1 and special summon it inSet: Battles of Legend: Hero's Revenge Card type: Fusion Effect Monster Rarity: Secret Rare Attack: 2500 Defense: 1000 "Elemental Hero Neos" + 1 Warrior monster Must be Fusion Summoned. Gains ATK equal to half the original ATK of the Warrior Fusion Material used for its Fusion Summon, except "Elemental Hero Neos". Can make a second attack during each Battle Phase. Your opponent takes no battle damage from attacks involving this card.