Feral Monsters

 NPC's available during the Treehouse of Horror XXVII Event.

They serve as the usual roaming characters. They spawn in groups of 4 health-points-worth every 20 minutes until the amount of 40 is reached. When the town is filled, further are spawned to a bank and moved from the bank into the town as soon as some of them are tapped by the player. The bank also can't hold more than 40.

They yield prize track currencies and have a 10% chance to drop crafting currency for each tap, as seen in the table below.

There are three different types of, each one available during certain time of the event.

The small type available since the beginning of the event until October 22. Each creature has 1 health point and requires 1 tap to be defeated.

The medium type available from October 14 until November 5. Each creature has 2 health points and requires 2 taps to be defeated.

The large type available from October 27 until the end of the event. Each creature has 4 health points and requires 4 taps to be defeated.