Fiendish Codex is an advanced item in League of Legends.
- is gold efficient.
- icon is called "Tome of Minor Necro Compulsion" In the game files.
- Fiendish Codex can be seen hanging from belt.
- Starter items
- Potions and Consumables
- Basic items
- Advanced items
- Finished items
- Minion and Turret items
- Special Game Mode Exclusive items
- Removed items
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