Lenore, Curator of the Aether

Aetherborn creature you control have vigiliance.

At the beginning of each end step, if you gained at
least five life this turn, you gain {e}{e}{e}{e}.

Pay {e}{w}: Put a lifelink counter on target creature
you control.
Pay {e}{e}{b}{t}: Until the next end phase, whenever
an opponent casts a spell, they lose 2 life, and you
gain 2 life.