Krintella, Myth Hunter

When Krintella, Myth Hunter enters the battle-
field, create Stallos, a legendary */* all color Wolf creature that has "Stallos' power and toughness
are each equal to the number of legendary
creatures on the battlefield."
Whenever a legendary creature enters the battle-
field under under your opponent's control, look
at the top card of your library, if its legendary,
put it into your hand. If you do, repeat this
process.