(Slow burn)
As one era ends, the old world is about to perish and a new world is just being born. To speed up the new world's growth, the world's consciousness randomly selects trial-takers from Blue Star. They arrive in the new world as its first batch of challengers.
Here, they will lead their own legions and keep expanding their islands, eventually developing them into continents, and even entire worlds.
"My Behemoth is the king of the land, unmatched in attack!"
"Mm... did you break through my defenses?"
"My dragons are invincible, sweeping away every enemy in time!"
"Mm... did you break through my defenses?"
"My phoenix will burn everything in the world to ashes!"
"Mm... did you break through my defenses?"
"Is that the only thing you know how to say?"
"Mm... did you break through my defenses?"
"Aaaaaaahhhhhhhhh!"
Food: Don't the troops and you yourself need to eat? Still need a cavalry and an intelligence organization