Bilious Slick

Other Frog creatures you control get +1/+1 and have "{t}: Target Frog creature you control gets +1/+1 and is unblockable until end of turn. Frog creatures you control get +1/+1 until end of turn."
{2}, {t}: Search your library for a Frog creature card, put it onto the battlefield, then shuffle your library.
{t}: Target creature becomes a 1/1 blue Frog and loses all abilities until end of turn.