Dimensional Stabilizer

Ian and Tony sat at a table in the conference room. The Avengers and Fury entered the room one after another and took their seats. Everyone could feel the tension between them. After a few seconds of silence, Fury finally spoke. "What happened?"

"Stark," Ian said calmly. Tony sighed. "I may have triggered a Convergence."

"What did you do?" Natasha asked.

"I didn't know this would happen," Tony explained. "I wanted to verify the story he told me, so I built a Cross-Dimensional Portal to look at other parallel dimensions. I didn't expect this result."

"You built what?" Fury asked. "Never mind. So opening a portal to other timelines triggered this Convergence?"

"That's right."

"Let me make sure I understand. Another universe is about to collide with ours, right?" Natasha asked.

"That's what I said," Tony replied.

"Don't shout at me after causing such a huge disaster," Tony grunted. The room fell silent for a moment.

"Then what should we do?" Steve asked. "Do we... erase them again?"

"Yes," Ian answered directly. "Is there another way?" Steve asked.

"Tony, why don't you tell them what is most likely to happen during the Fusion of the universes?"

"Upon first contact, massive spacetime fluctuations will affect gravity on a universal scale. Planets will break free from their stars' orbits. Satellites will crash into their planets. Countless wormholes will open throughout the universe. Black Holes will devour everything in their paths or implode, causing the deaths of trillions upon trillions of living beings."

Everyone's faces turned pale.

"And he only mentioned the surface-level phenomena," Ian added. "Every timeline has its own Dimension Sea, or other dimensions orbiting around it. As the universes merge, those dimensions will open simultaneously, releasing countless energies and forces into our timeline.

"The destruction caused by merely opening those