If the second factor is magic link or SMS / email otp based, then you can build 2fa. We don't yet have google authenticator support

Here is an example app that shows how to do 2fa with social login as the first factor and passwordless as the second factor: https://github.com/supertokens/supertokens-auth-react/tree/master/examples/with-thirdparty-2fa-passwordless