To reference another popular franchise, the convenience store at Swamp Gas station sells a product called Longbottom, which seems to be paying tribute to the snake-slaying Harry Potter character Neville Longbottom.
Doom is among the beverages served at Manticore’s Tavern.
For instance, a grocery store spotted at one point is called “Sword in the Scone,” clearly a nod to the legend of King Arthur’s enchanted weapon, Excalibur and one fast food restaurant’s menu item is called “Second Breakfast,” a reference to a hobbit’s daily meal between breakfast and lunch as mentioned by Pippin (Billy Boyd) in The Lord of the Rings: The Fellowship of the Rings.