Dilan patiently waited for [Gale] to have recharged before he approached the Death Beatles gang's territory.
Even if he was confident to be stronger than the vast majority of Survivors, it was not as if he was immortal.
Being shot by a shotgun, or a sniper would still kill him, and the same applied to powerful attacks with the use of abilities.
Having a means of escape was quite important, even more so while being in a dangerous area.
The Death Beatles gang lived in an area that had been completely devastated. There were more ruins of skyscrapers, rubble, and iron rods sticking out of the broken debris than unscathed buildings for him to see.
When Dilan had seen the area of Rian's outskirts from the rooftop of the Rian mountainside hospital, he had already been a bit confused.
After all, the raging storm that had occurred during the initiation of the Primordial Ascension didn't do much damage to the city!