Perhaps those with whom Bill makes deals become intermediaries through which Bill's power can pass into the physical plane and use them to fulfill their part of the bargain.
In all the other dimensions within my 'World' there were a multitude of alien races, planets and societies. All sorts of creatures that I can physically interact with even outside the mindscape. Only in the 3rd dimension that formed from the corpse of my own body and home was limited. In the 3rd dimension I was a non-corporeal creature without the power to truly warp reality to my will unless I use the power of a Deal. But within all the other dimensions I had near infinite power to alter the world around me.
TV · Mlzuum4
I tried to shake myself into awareness so I could see what this entity was. My eye met with a large white and pink creature. It stared at me and I stared back.
TV · Mlzuum4
I tried to find people. Survivors? Anyone? No. Everyone's long since been burned to ashes. I guess I don't have to see dead bodies at least? I don't remember much about what happened. Everything just…started burning. The ground, the sky, the people…there were a few screams at first but they were quickly drowned out by the roaring flames.
TV · Mlzuum4
Is the author alive?
Will there be no chapter today?
Perhaps this is a new kind of heavenly restriction? Maybe it helped her become Makima? Lose your humanity to be like the devil?
As Kaori watched her daughter disappear into the shadows, a lump formed in her throat. She knew Makima was walking toward a darkness from which there might be no return. With tears in her eyes, Kaori understood that Makima had not only mastered her technique but had also lost something far more valuable in the process: her humanity.
Anime & Comics · SquirrelChan
Saeko also doesn't want any flashy powers, even the telekinesis that she asked for is minor. Just enough to bring her weapon back to her or control it from a distance.
Anime & Comics · EvansKannon
His disapproval grows stronger and he tries to push me down into the water again. I dodge his hand. "Why do you keep doing that?!" He smacks his hand across the pond to splash me. I rub water from my eye and my bricks flicker red. "Seriously stop it!"
Illusion Is Reality: Gravity Falls
TV · Mlzuum4