Eleonora, Violet Bloody Finger

Vigilance, Double Strike
Invader (Whenever a creature with Invader attacks,
choose target creature an opponent controls to block
it. It can't be blocked by more than one creature.)
Whenever Eleonora deals damage to a player, create
X number of Blood Tokens equal to the damage
dealt.

Sacrifice five Blood Tokens: Search your library for a dragon creature card, and put it onto the battlefield
tapped.