Noah, Silent Shadow

Haste, Flash, Flanking (Whenever a creature
without flanking blocks this creature, the blocking
creature gets -1/-1 until end of turn.)
Shroud (This creature can't be the target of spells or abilities.)
Whenever this creature deals combat damage to another creature, put a Shadow's Mark counter
on it. At the end step of every turn, creatures
with 5 or more Shadow's Mark counters on them
get exiled.
"The darkest silence..."