TFZ is an exploration into various mysteries & peculiarities through the sands of time & space...
The lion is clearly symbolic of a doorway, gateway or portal.
https://nypost.com/article/lions-gate-portal-meaning
https://www.crazyblondelife.com/blog/lionsgate-portal
Of course symbolism is always open to interpretation.
https://medium.com/the-messengers/8-8-2022-the-lions-gate-soul-group-journey-a-5-week-galactic-stargate-activation-live-event-125357d23267