Nesting Dovehawk [March of the Machine Commander]

Set: March of the Machine Commander Type: Creature — Bird Rarity: Rare Cost: {3}{W} FlyingAt the beginning of combat on your turn, populate (Create a token that's a copy of a creature token you control.)Whenever a creature token enters the battlefield under your control, put a +1/+1 counter on Nesting Dovehawk.