Thone of Infinite Woe

Nightfall: You gain 1 life (Nightfall triggers
Whenever a Swamp or mono-Black creature
enters the battlefield under your control.)
Upthrust: Throne of Infinite Woe does 1
damage to target creature or planeswalker
(Nightfall triggers Whenever a Mountain or
mono-Red creature enters the battlefield under
your control.)
"King Joab broke all Law to sacrifice his only s to the
blasphemy. It bought him eternal life in a state of
hopeless sorrow, serving his dark master on his thr