Tanchois, Brother of Bonsois

When This creature enters the battlefield, you
may search your library for a card named,
Bonsois, Prince of Waenhald and put him
on the battlefield tapped, if you don't, Create
a 4/4 Beast token with ( When this creature
attacks, creatures you control get +1+1 until
end of turn.).This creatures toughness is
equal to your devotion of green and white.
{t}{2}{w}{g}: Target creature get's +2+2 and lifelink,
draw 2 cards.