Hellene, Avenging Necromancer

Flash
When Hellene, Avenging Necromancer enters
the battlefield you may exile up to 6 target
creatures from the battlefield or graveyard
Return one creature exiled this way under your
control with the combined power and toughness
of all creatures exiled this way, this creature has
"Indestructible, First Strike, Menace,
Reach, and Infect"