R'ree the Fleetfooted

Double strike, trample
Soulbond (You may pair this creature with another
unpaired creature when either enters the battlefield.
They remain paired for as long as you control both
of them.)
As long as R'ree the Fleetfooted is paired with
another creature, each of those creatures has
horsemanship (Each creature can't be blocked
except by creatures with horsemanship.)