Reborn on Eggy Island: I'm the Strongest Egg

After an accident, the protagonist is struck and killed by a truck, then arrives in the world of Eggy Party. Here, every egg awakens a talent and gains other gameplay skills or characters at the age of four. New gameplay modes or other disasters appear every ten years. Every hundred years, two islands merge. Whether they choose peace or war is up to them. Every thousand years, a spatial rift disgorges a horde of monsters. The protagonist's path to becoming the strongest egg is full of hardships, but in the end, they achieve immortality.