Prototype Five

When Prototype 5 enters the battlefield, draw
three cards.
If Prototype 5 would be sent to the graveyard
from the battlefield, you may reveal an Artificer
from your hand. If you do, search your library
and/or graveyard for Prototype 6 and put it onto
the battlefield, then shuffle.
"My creations are getting too big for me to keep fixing. Soon they might revolt." - Lab Notes