Vampire Lord [DCR-000] Secret Rare XY34 its [Defense] becomes 1 until

its [Defense] becomes 1 until end of turn

Set: Soul of the Duelist Card type: Effect Monster Rarity: Ultimate Rare Attack: 0 Defense: 0 As long as this card remains face-up on your side of the field

In that case

Set: Storm of Ragnarok Card type: Synchro/Effect Monster Rarity: Ghost Rare Attack: 4000 Defense: 3500 1 "Nordic Ascendant" Tuner + 2 or more non-Tuner monsters Once per turn

Vampire Lord [DCR-000] Secret Rare XY34 its [Defense] becomes 1 untilSet: Dark Crisis Card type: Effect Monster Rarity: Secret Rare Attack: 2000 Defense: 1500 Each time this card inflicts Battle Damage to your opponent, declare 1 card type (Monster, Spell, or Trap). Your opponent selects 1 card of that type from his her Deck and sends it to the Graveyard. Also, when this card is destroyed by your opponent''s card effect, it is Special Summoned to the field during your next Standby Phase.