The Calculator [BP01-EN149] Starfoil Rare The Secret Forces if you activate a Spell

if you activate a Spell Card: This card gains 300 ATK

Set: Absolute Powerforce Card type: Tuner Monster Rarity: Ultimate Rare Attack: 1700 Defense: 1200 This card cannot be Special Summoned

Set: Astral Pack 4 Card type: Effect Monster Rarity: Super Rare Attack: 1400 Defense: 100 During either player's Damage Step

Set: Fusion Enforcers Card type: Effect Monster Rarity: Secret Rare Attack: 800 Defense: 2300 You can Special Summon this card (from your hand or Graveyard) by Tributing 1 monster on either player's field with a Predator Counter

The Calculator [BP01-EN149] Starfoil Rare The Secret Forces if you activate a SpellSet: Battle Pack: Epic Dawn Card type: Effect Monster Rarity: Starfoil Rare Attack: ? Defense: 0 The ATK of this card is the combined Levels of all face up monsters you control x 300.