Objection: the multiverse avoids the need for God. Response: everything said about our universe needing a cause applies equally to the multiverse — you're just kicking the can back.

Matt Dillahunty raised this in debate with Braxton, referencing Carl Sagan's term "cosmos" for all existence. Braxton responds: the multiverse would also need a cause and face the same infinite-past problems. The multiverse is more relevant to the fine-tuning argument, not the Kalam.