The Rose Demon

Flying, Defender, Ward {2}
Whenever a land you control is put into the
graveyard you may pay X life. If you do, create
an 0/X green plant wall creature token with
defender and "{r}: This creature gets+1/+0 until
end of turn."
Whenever a creature attacks you, The Rose
Demon deals damage to it equal to the number
of creatures you control with defender.