Faerie Research Assistants

Evolve, graft 1 (This creature enters the battlefield with one +1/+1 counter on it. Whenever another creature enters the battlefield, you may move
a +1/+1 counter from this creature onto it.)
{1}{u}: Faerie Research Assistants can't be blocked until end of turn. Activate this ability only if it has two or fewer +1/+1 counters on it.
"The faerie are a menace... but I couldn't complete
my research without them." - Zegana