Gooey expansion and 5th player extension are add-ons that were unlocked during the Kiwi Chow Down Kickstarter campaign.

The contents of the add-ons are:
- 1 paper rules sheet
- 1 plastic miniature
- 1 cardstock player board
- 5 plastic snap bases
- 20 wooden kiwi tokens
- 36 cards: 2 leader cards 9 action cards 14 power cards 10 goal cards
- 1 reference card
- 1 cardboard punchboard with: 1 island section 6 victory points 6 nest tokens 1 turn order nest