Swift Growthmage

Flashdash {1}{r}(You may cast this for its flash dash cost anytime you could cast an instant. If you do, it gains haste and is returned from the battlefield to its owner's hand at the beginning of the next end step.)
When Swift Growthmage enters the battlefield, popliferate (Put a token onto the battlefield that is a copy of a creature token you control, then choose any number of permanents and/or players with counters on them, then give each a counter of a kind already there.)