Map of the Phoenix
100 map pieces are required to enter.
If your ship sinks after entering the map, you will be teleported to the 1st map.
If you don't finish within 15 minutes, you will be teleported to map 1.
It consists of 8 enemy waves in total. If you sink the Phoenix in the last wave, you can use the design for 1 week.
When you complete all the waves, you earn 600K experience points, 600K gold, 300K elite points, 100K diamonds. You can earn map pieces by completing daily quests.
If your level is higher than 9, you cannot re-enter for 3 days after entering the Phoenix's map.

Red Wrath Map
100 map pieces are required to enter.
If your ship sinks after entering the map, you will be teleported to the 1st map.
If you don't finish within 15 minutes, you will be teleported to map 1.
It consists of 8 enemy waves in total. If you sink the Red wrath in the last wave, you can use the design for 10 days.
When you complete all waves, you get 4.8M experience points, 1.8M gold, 900K elite points, 300K diamonds. You can get map parts from the naval coin market.
If your level is higher than 9, you can enter. You cannot re-enter for 7 days after entering.

Black Apocalypse Map
100 map pieces are required to enter.
If your ship sinks after entering the map, you will be teleported to the 1st map.
If you don't finish within 15 minutes, you will be teleported to map 1.
It consists of 8 enemy waves in total. If you sink the Black Apocalypse in the last wave, you can use the design for 10 days.
When you complete all the waves, you get 15M experience points, 3.6M gold, 1.8 Melit points, 600K diamonds. You can get map parts from the naval coin market.
You can enter if your level is higher than 14. After entering, you cannot re-enter for 7 days.