Honkai: Star Rail: The Unremarkable Aeon on the Train

After becoming a God of Inaction, Lin Shu just wants to lie flat. He boards the Astral Express and is mistaken for a harmless amnesiac bystander. While his teammates fight passionately up front, he leisurely brews tea in the back. Yet the pebbles he "accidentally" kicks always trigger avalanches, and his offhand reminders always turn the tide of battle. Until one day, Nanook's gaze pierces the sea of stars and falls upon this most bizarre "mortal."