Pritos, Giver of Undeath

Deathtouch, lifelink.
Whenever a creature you control escapes, if it's
white or black it gains your choice of deathtouch
or lifelink and is a vampire in addition to its
other types for as long as Pritos, Giver of
Undeath is on the battlefield.
Escape—{1}{w}{b} Exile 4 other cards from your
graveyard. (You can cast this spell from your
graveyard for its escape cost.)