Lizardweller

{2}{g}{u}: Adapt 1. (If this creature has no +1/+1 counters on it, put a +1/+1 counter on it.)
{2}{u}{u}: Camouflage 4. (This creature becomes a copy of another target creature with converted mana cost 4 or less until end of turn. Camouflage only if this creature is attacking or blocking.)