On its own it is pretty pointless however it does not take much for this to be on the spot game ending
Proactive finishers
It even comes with a small stat boost, and while it is small, Goblin Bushwacker is most often played in decks that want to go wide with a ton of small creatures and the haste gets in a ton of damage early
But have 3 upcs, 3 etbs, 6 booster bundles, 2 boxes, + 10 sleeved booster packs I've somehow stockpiled
5 Grolnok, The Omnivore Printed in Innistrad: Crimson Vow, Grolnok, the Omnivore is a legendary frog that directly converts self-milling into value
But, like Skullwinder, there will be many board states in which you can operate fairly freely in order to get what you want