Vampiric Tutor

Search your library for a card, then shuffle and put that card on top. You lose 2 life.

Watery Grave

({T}: Add {U} or {B}.)
As Watery Grave enters the battlefield, you may pay 2 life. If you don't, it enters the battlefield tapped.

Whenever an opponent casts a spell, you may draw a card unless that player pays {1}.

Equipped creature has hexproof and haste. (It can't be the target of spells or abilities your opponents control.)
Equip {1}

Search your library for a card, put that card into your hand, then shuffle.

Equipped creature has haste and shroud. (It can't be the target of spells or abilities.)
Equip {0}

If an effect would create one or more tokens under your control, it creates twice that many of those tokens instead.