Goblin Lackey is the most dangerous goblin in the game, and the reason that goblins are still decent in Legacy
I really felt the difference in being able to draw cards consistently, and, along with removal, it compensated for my creatures not being the best and not having any bombs
when you only get one shot at replaying your lands, filling your graveyard with self-mill or discard effects is a must while the latter category can do plenty with a single fetch land
Whether it's canon or not, though, he will be in our deck, as Mjlnir, Storm HammerMjlnir, Storm Hammer will give him two extra damage to swing around to each opponent each turn, and another Stun counter to remove for an additional card
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Typical early examples include Thraben Inspector (When this creature enters the battlefield, investigate.) or Tamiyo's Journal (At the beginning of your upkeep, investigate.)