Extractor de furia (Rage Extractor)
Extractor de furia 

Siempre que lances un hechizo con p en su coste de maná, el Extractor de furia hace daño a la criatura o jugador objetivo igual al coste de maná convertido de ese hechizo.
Texto de reglas (Oracle, inglés)
Whenever you cast a spell with
Nueva Pirexia es un motor que consume y crea maldad.
Legalidad
Aclaraciones de reglas (en inglés)
2011-06-01
A card with Phyrexian mana symbols in its mana cost is each color that appears in that mana cost, regardless of how that cost may have been paid.
2011-06-01
To calculate the mana value of a card with Phyrexian mana symbols in its cost, count each Phyrexian mana symbol as 1.
2011-06-01
As you cast a spell or activate an activated ability with one or more Phyrexian mana symbols in its cost, you choose how to pay for each Phyrexian mana symbol at the same time you would choose modes or choose a value for X.
2011-06-01
If you're at 1 life or less, you can't pay 2 life.
2011-06-01
Phyrexian mana is not a new color. Players can't produce Phyrexian mana.
2011-06-01
Rage Extractor's ability checks for any spell you cast with any Phyrexian mana symbol in its mana cost, regardless of that symbol's color or how the cost was paid.