Lind was pulling in Qi as quickly as he could. He had emptied ¾ of his dantian to close that tear into the void. He had never seen anything like it in real life but his time in the Divine Inheritance included studying rifts into the void.
The space between realms was not simply a border to be crossed. It was a void, even less than outer space, of just nothing. It had no Qi to recover and no land masses nor treasures to entice, but it was a very effective place to dispose of troublesome things.
He looked at the Sky Realm coming to fight him with trepidation. She had the Akashic Bloodline Physique the same as Kalen but unlike him, she seemed to be happy to use the aura of command to incite her forces to suicide attacks.
The Heavenly Maidens stations at the forts emerged and he was glad to see them calm, or at least ready to fight. He downed an elixir to support his recovery as both he and the demon went to the ground.