Levre

Ward {1}

{t}:Tap target creature. It gets +2/-2 until end of turn if its converted mana cost is odd. Its base power and toughness becomes 3/3 until end of turn if its converted mana cost is even.

"According to Levre, the nanomachines are supposed to automatically dissolve after achieving their intended effect, but there could be exceptions." -Lemia Seiju