Dark Valkyria [BP01-EN152] Starfoil Rare SM34 Set: Sword & Shield: Chilling

Set: Sword & Shield: Chilling Reign Type: Colorless Rarity: Secret Rare Retreat cost: Colorless

Set: HeartGold & SoulSilver: Unleashed Type: Psychic Rarity: Holo Rare Retreat cost: Colorless

you can look at 1 face-down card that's been Set by your opponent as long as this card remains face-up on the field

Set: The Shining Darkness Card type: Counter Trap Rarity: Secret Rare Attack: 0 Defense: 0 Activate only when your opponent activates a Spell Card

if the number of counters is equal to or greater than the number of required Tribute(s)

Dark Valkyria [BP01-EN152] Starfoil Rare SM34 Set: Sword & Shield: ChillingSet: Battle Pack: Epic Dawn Card type: Effect Monster Rarity: Starfoil Rare Attack: 1800 Defense: 1050 This card is treated as a Normal Monster while face up on the field or in the Graveyard. While this card is face up on the field, you can Normal Summon it to have it become an Effect Monster with this effect: Once, while this card is face up on the field: You can place 1 Spell Counter on it. This card gains 300 ATK for each Spell Counter on it. you