Yes, if the concept of a multiverse is valid, it opens up the possibility of various types of multiverses beyond just one. The idea of a multiverse suggests that there could be a vast ensemble of separate universes, each potentially with its own set of physical laws, constants, and conditions.
The concept of a multiverse arises from different theories and models in physics and cosmology. For example, the inflationary cosmology theory proposes the existence of a "bubble" multiverse, where each bubble represents a separate universe with its own properties. String theory, a framework aiming to unify all fundamental forces and particles, also suggests the possibility of a multiverse with multiple "branes" (short for membranes), each representing a distinct universe.
Moreover, the type of multiverse might depend on the underlying mechanisms or conditions that give rise to multiple universes. For instance, the Level I multiverse in the classification proposed by physicist Max Tegmark suggests an infinite universe where regions far beyond our observable universe would exhibit different physical properties. In contrast, the Level II multiverse implies different "pocket" universes with varying properties embedded within a broader cosmic landscape.
It's important to note that the concept of a multiverse is still highly theoretical and speculative, and there is currently no direct empirical evidence supporting its existence. However, if the multiverse idea holds true, it allows for the possibility of diverse multiverse types based on different theoretical frameworks and cosmological models.