Merchant/Event

Event Merchants
Event merchants appear during limited time events. Each event has its own currency. Athena is an example because she only appears during summerfest.

Pumpkinfest: Julia Ghoulia
Julia Ghoulia is a ghost witch merchant that only appears during Pumpkinfest. Note: This list is outdated but won't be because Pumpkinfest  will return.
 * Location Found: Lamplight Town
 * Currency: Candy Corn

Winterfest: Howard Cornelius
Howard Cornelius is a yeti with a mustache merchant that only appears during Winterfest.
 * Location Found: Lamplight Town
 * Currency: Magic Snowflakes

Starlight Festival: Mama Star
Mama Star is a human merchant that only appears during Starlight Festival. The currency for Starlight Festival was first Star Shards, then Dragon Flies, and now has been changed back to Star Shards.
 * Location Found: Lamplight Town
 * Currency: Star Shards

Summerfest: Merlings
The main merling is Athena. You can trade her Sand Dollars for really rare items. There's also Koi(replaced Wheeler and Spinner), Mist(changes your hair), and finally Mizu(changes your nickname).
 * Location Found: Lamplight Town
 * Currency: Sand Dollars

Toy Merchant
The Toy Merchant advertises the Epics toys, and sells Epics-themed items. None of these are member-only.
 * Location Found: Epics Subspace
 * Currency: Copper Coins