Mar Energy Master

When you cast a nonland card you get one energy
Pay one {e}, TC gains haste and +1/+1 until end of
the turn
Pay two {e}, Tap/untap TC or get keyword counter
of your choice until end of the turn
Pay three {e}, look at an opponent's hand they
discard your chosen card
Pay four {e}, Copy a nonland spell the legend rule
doesn't apply
Pay five {e} Put a target card from a GY to the battlefield