Currently combines with Berserk and Psychatog in Type 1 for absurd amounts of damage
Illusionary Forces (Ice Age/Alliances) What's better than a 3/2 flyer that can't be blocked for five mana
And that list doesnt assume youll have the best cards out there, and it doesnt even have one card at each cost, which you could easily have later on
Super Sleuths The best cards of this deck are pretty darn good, and youll want to track them down whenever you get a chance
Okay, I know its not a goblin or a goblin payoff per se, but Purphoros, God of the Forge decks in EDH are often built as goblin token decks, seeing as each token you put in play can dome your opponents for 2
The Mycotyrant Finally a fungus commander thats better than Slimefoot, the Stowaway