Ad Nauseam
{3}{B}{B}
Instant
Reveal the top card of your library and put that card into your hand. You lose life equal to its mana value. You may repeat this process any number of times.
Dark Confidant
{1}{B}
Creature -- Human Wizard
2/1
At the beginning of your upkeep, reveal the top card of your library and put that card into your hand. You lose life equal to its mana value.
Dark Tutelage
{2}{B}
Enchantment
At the beginning of your upkeep, reveal the top card of your library and put that card into your hand. You lose life equal to its mana value.
Life // Death
{G} // {1}{B}
Sorcery // Sorcery
All lands you control become 1/1 creatures until end of turn. They're still lands.
//
Return target creature card from your graveyard to the battlefield. You lose life equal to its mana value.
Reanimate
{B}
Sorcery
Put target creature card from a graveyard onto the battlefield under your control. You lose life equal to its mana value.