O999OV
There isn't much opportunity to gain experience here. I only took chests for money to buy and upgrade troops. If you read the previous posts, you'll see that the longer you explore, the more dragons you'll get at the end of the mission. In version 1.3, I couldn't summon a ship. I spent a long time exploring dungeons and islands and ended up with 128 dragons. I managed to complete it because I also had a decent army, including the Call of Urgash and a phantom. In this mission, all demonic troops, except for those that randomly appear on certain weeks, join Agrael.

In version 1.41, the ship was summoned to the cartographer without any problems. I bought the map