Fruition Mahamudra and Prajnaparamita lead to PerfectWisdom or BodhiMandala.
To perceive, invoke and actualize an enlightened Mandala is to be at the tenth level of a Bodhisattva and three of the Buddha. This is not easy to accomplish.
This is why Jesus had twelve disciples and could not be replaced. Being at the tenth level Bodhisattva and three of Buddha hood, thirteen, is not unlucky just difficult to accomplish.
Then one must work to return all beings to Heaven and there are many levels to accomplish this
PerfectWisdom or BodhiMandala becomes a meditation until all return to Heaven.