Chaos Conduit

Instant and sorcery spells cost {1} less to cast.
Whenever a player casts an instant or sorcery
spell, they lose 1 life.
{x}{r}, {t}, Sacrifice Chaos Conduit: Reveal cards
from the top of your library until you reveal an instant or sorcery spell with mana value X or less.
Put that card into your hand and all other cards
exiled this way on the bottom of your library in a random order.