Mathematician (Green) [DLCS-EN025] Ultra Rare Yami Yugi it gains 1000 ATK for

it gains 1000 ATK for each card in the Spell & Trap Card Zones

Once per turn (Quick Effect): You can target 1 face-up monster on the field

When this face-up card on the field is sent to the Graveyard: Target 1 "Hieratic" monster in your Graveyard

or Special Summon using a "Zefra" monster as Material

Mathematician (Green) [DLCS-EN025] Ultra Rare Yami Yugi it gains 1000 ATK forSet: 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.