Gauss, Residual Afterimage

Energize 2 —When Gauss, Residual Afterimage
enters the battlefield, you get {e}{e}.
Pay {e}: Gauss, Residual Afterimage gains
trample and haste until end of turn.
Pay {e}{e}: Choose one —
• Tap target artifact or creature. Draw a card.
• Gauss, Residual Afterimage deals 2 damage to
_ target creature. Discard a card.