Using the Well of Eternity in Azeroth as an anchor point, Saga used a spark to traverse the multiverse.

In reality, crossing the multiverse is not a simple task. Even with the aid of a spark, the process is far from pleasant.

In Saga's perception, everything around him vanished, replaced by constantly undulating, twisted lines, originating from nowhere and leading to nowhere. He felt as if he had become part of these lines, like being thrown into an irresistible deep-sea whirlpool, leaving him dizzy and with blurred vision.

"These lines are related to gravity..."