Mercy, Matriarch of the Hounds

Deadly Strike, Bond with The Mongrel (When a
card with this name is on the field under your control,
this card gains Alert.)
Maw Raider Being cards you control gain Deadly Strike and their Pillage ability triggers when
a Maw Raider enters the field under your control.
Shattered Psyche - {3}{b}, sacrifice a Being card:
Exile this card, then return it to the field transformed under your control.