Cabal Therapy [Friday Night Magic 2005] DP14 and planeswalker spells that player

and planeswalker spells that player casts cost {2} less to cast

Set: Planeshift Type: Legendary Creature — Minotaur Warrior Rarity: Rare Cost: {3}{R}{R} Vigilance

Set: XY: Fates Collide Type: Fighting Rarity: Promo Retreat cost: 3

Set: San Diego Comic-Con 2018 Type: Legendary Planeswalker — Chandra Rarity: Mythic Cost: {2}{R}{R} +1: Exile the top card of your library

though such a network tends to pull power from nearby devices

Cabal Therapy [Friday Night Magic 2005] DP14 and planeswalker spells that playerSet: Friday Night Magic 2005 Type: Sorcery Rarity: Rare Cost: {B} Choose a nonland card name. Target player reveals their hand and discards all cards with that name. FlashbackSacrifice a creature. (You may cast this card from your graveyard for its flashback cost. Then exile it.)