Snakkesalig Leo

Snakkesaglig (When this creature enters the
battlefield, choose a creature an opponent
controls. This creature starts a conversation
with it. Creatures in conversations can't attack
or block. At the beginning of each players upkeep,
that player may stop any conversation started by
creatures or spells they control. Keep track by placing
the starter on top of the other. A conversation stops
if either creature leaves the battlefield, and can't
be started between creatures with the same controll