Stangg Twins

When Stangg Twins enters the battlefield, create
a legendary 3/4 red and green Human Warrior
creature token named Stangg Twin. At your end
step: If Stang Twins is in the graveyard but
Stangg Twin Token is still in play, return it from
the graveyard to the battlefield. If Stang Twins
is in play and there is not a Stanng Twin Token,
create one.
Partner (You can have two commanders if both have partner.)