Epic are adding pets called sidekicks to Fortnite, and changing their appearance more than once will require you to buy another one.

Fortnite now allows creator-made games to sell in-game items — and immediately, the platform's most popular experience Steal the Brainrot has added $45 premium item bundles and a chance-based roulette wheel.
Check out the South Park 'Born in Chaos' Collaboration Trailer for Fortnite, the hit action battle royale game developed by Epic Games. Players can now finally embody Cartman, Kenny, Stan, Kyle, and Butters with their arrival in the Item Shop, alongside attaining free items through progression of the Born in Chaos Pass. Explore Cartmanland and jump into the new Quints 5-person playlist with the South Park Collaboration for Fortnite, launching on February 5.

Fortnite's latest (inevitable) collab is almost here: South Park will be coming to Epic Games' battle royale/everything game on Jan. 9, according to teasers from Fortnite's social media accounts. Exactly how Fortnite and South Park will cross over isn't clear. How will the likes of 10-year-olds Cartman, Kenny, Stan, and Kyle fit into Fortnite bodies?
I just remembered Shadow Dancer Arcade from Sega!