This should answer your question.
Q: How do I get my free Big Game offers?
A: If you’re brand new to Ibotta, welcome! Your Big Game offers will be available to add to your list starting on 01/19/2022. If you’re an existing Ibotta Saver, to get your Big Game free bundle, just refer a friend to Ibotta by 02/12/2022. You’ll unlock the offers when your friend registers! Once they’ve successfully signed up, please allow up to 2 hours for the offers to appear in your account.