kicker 1w and/or u (you may pay an additional 1w and/or u as you cast this spell.)
if rakavolver was kicked with its 1w kicker, it enters the battlefield with two +1/+1 counters on it and with "whenever rakavolver deals damage, you gain that much life."
if rakavolver was kicked with its u kicker, it enters the battlefield with a +1/+1 counter on it and with flying.