Scarland Scavenger

Devour 3 (As this enters the battlefield, you
may sacrifice any number of creatures. This
creature enters the battlefield with three times
that many +1/+1 counters on it.)
When Scarland Scavenger enters the
battlefield, you gain 1 life for each creature
card in your graveyard.
Those viashino without thrashes also tend to be without reservation.