Mathematician (Blue) [DLCS-EN025] Ultra Rare Scars of Battle Set: Battle Pack: Epic Dawn

Set: Battle Pack: Epic Dawn Card type: Normal Trap Rarity: Rare Attack: 0 Defense: 0 When an opponent's monster declares an attack: Destroy all Attack Position monsters your opponent controls

except "Mythical Beast Jackal"

Once per turn: You can return 1 monster you control to your hand to Normal Summon 1 "Frog" monster

The rest of the cards picked up are added to their respective hands

Set: Shonen Jump Magazine Promos Card type: Effect Monster Rarity: Ultra Rare Attack: 2500 Defense: 2500 Cannot be Normal Summoned or Set

Mathematician (Blue) [DLCS-EN025] Ultra Rare Scars of Battle Set: Battle Pack: Epic DawnSet: Dragons of Legend: The Complete Series Card type: Effect Monster Rarity: Ultra Rare Attack: 1500 Defense: 500 When this card is Normal Summoned: You can send 1 Level 4 or lower monster from your Deck to the GY. When this card is destroyed by battle and sent to the GY: You can draw 1 card.