Nerys's Handmaidens

Whenever Nerys's Handmaidens enters the battlefield, destroy target creature an opponent controls, then choose one —
• Put a +1/+1 counter on target creature, then proliferate.
• Create a 1/1 green Saproling creature, then
populate.
"Sirens in the sea, sirens in the sky... Whats next,
sirens in the forest?" - Erik Stoutlarder III