The Lover

Malevolent Soulbond (You may pair this creature
with target oppenet's unpaired creature when this
creature enters the battlefield. They remain paired for
as long as both are on the battlefield.)
As long as The Lover is paired with another
creature, The Lover gets +2/+2 and has menace
and deathtouch and each of those creatures gain
protection from the other.
"Don't worry my love, I'll protect you."