Ranking the Riordanverse

Disclaimer: All the book series belong to the respective authors, I don't own anything except my opinions.

Hello Everybody! I will be ranking Percy Jackson Books:

In the Series:

1. The Heroes of Olympus
2. Percy Jackson and the Olympians (but half of me wants to rank them both no. 1)
3. The Trials of Apollo 
4. Magnus Chase and the Gods of Asgard & The Kane Chronicles
5. The Chalice of the Gods
6. The Sun and the Star

In PJO:

1. The Titan's Curse & The Last Olympian
2. The Battle of the Labyrinth
3. The Sea of Monsters
4. The Lightning Thief

In HoO: 

1. The Son of Neptune
2. The House of Hades
3. The Mark of Athena
4. The Lost Hero
5. The Blood Of Olympus

In ToA: 

1. The Tyrant's Tomb
2. The Burning Maze
3. The Tower of Nero
4. The Dark Prophecy
5. The Hidden Oracle

In KC: 

1. The Serpent's Shadow
2. The Throne of Fire & The Red Pyramid

In MC:

1. The Hammer of Thor
2. The Ship of the Dead
3. The Sword of Summer