Mars (154/156) [Sun & Moon: Ultra Prism] World Superstars Set: XY: Base Set Type:

Set: XY: Base Set Type: Grass Rarity: Rare Retreat cost: Colorless

if you had no other cards on your side of the field and in your hand when you activated this card)

Set: 2004 Collectors Tin Card type: Effect Monster Rarity: Secret Rare Attack: 2200 Defense: 2400 You cannot declare an attack without offering 1 monster on your side of the field as a tribute

• 1 full-art foil Professor's Research Supporter card featuring Professor Juniper

Place as many "Crystal Beast" monsters as possible from your Graveyard in your Spell & Trap Card Zone

Mars (154/156) [Sun & Moon: Ultra Prism] World Superstars Set: XY: Base Set Type:Set: Sun & Moon: Ultra Prism Type: Supporter Rarity: Ultra Rare