Chandra, Pyromaster [San Diego Comic-Con 2014] SM241 Set: Phyrexia: All Will Be

Set: Phyrexia: All Will Be One Type: Legendary Creature — Phyrexian Horror Rarity: Mythic Cost: {5}{G}{G} Reach

but players must continually solve multiple types of math equation while racing to sequence them in ascending and descending order

you may gain control of target creature for as long as you control Roil Elemental

{T}: Add {C}{C}{C}

Chandra, Pyromaster [San Diego Comic-Con 2014] SM241 Set: Phyrexia: All Will BeSet: San Diego Comic Con 2014 Type: Legendary Planeswalker Chandra Rarity: Mythic Cost: {2}{R}{R} +1: Chandra, Pyromaster deals 1 damage to target player or planeswalker and 1 damage to up to one target creature that player or that planeswalker's controller controls. That creature can't block this turn. 0: Exile the top card of your library. You may play it this turn. 7: Exile the top ten cards of your library. Choose an instant or sorcery card exiled