Blade Knight (Blue) [DL09-EN007] Rare ARC138-C you may play it this

you may play it this combat chain

Set: Dark Revelation Volume 4 Card type: Fusion/Effect Monster Rarity: Rare Attack: 2100 Defense: 800 "Etoile Cyber" + "Blade Skater" A Fusion SUmmon of this card can only be conducted with the above Fusion Material Monsters

then shuffle cards from your hand into the Deck equal to the number of Link Monsters they control

Set: Shonen Jump Magazine Promos Card type: Effect Monster Rarity: Ultra Rare Attack: 4000 Defense: 4000 Requires 3 Tributes to Normal Summon (cannot be Normal Set)

deal 3 arcane damage to target hero

Blade Knight (Blue) [DL09-EN007] Rare ARC138-C you may play it thisSet: Duelist League Promo Card type: Effect Monster Rarity: Rare Attack: 1600 Defense: 1000 While you have 1 or fewer cards in your hand, this card gains 400 ATK. If this is the only monster you control, negate the effects of Flip Effect Monsters it destroys by battle.