Natsumi, Solemn Shapeshifter

Flash
When you cast Natsumi, Solemn Shapeshifter you may have her become a copy of target creature spell or creature on the battlefield, only with base power and toughness 2/3 and all of her abilities.
{2}{u/b}{u/b}{t}, Target creature becomes a 1/1 Green Frog with no abilities. Put a +1/+1 counter on Natsumi.