The Sea with Fire and Blood

What If someone from our world transmigrate into Laenor Velaryon from ASOIAF/HOTD??? He has the powers of Percy Jackson. The powers from son of Sea God Poseidon what would be changed in the timeline of Dance of Dragons?? Read to find out If you like my work here. Do not forget to support me on Patreon. There are also advance chapters is available in Patreon. Here is my profile, patreon.com/Daeranyx_Drakonar — Description from novelcodex.org