Tome of Knowledge
From Dota 2 Wiki
|Tome of Knowledge|
|That which rises beast to man to god.|
- Interrupts the user's channeling spells on cast.
- The first Tome used by a team only grants the base experience. Each following Tome used by the team grants 50 more than the previous Tome.
- There is no stack limit to this, so the effect keeps on getting stronger with each Tome of Knowledge.
- Grants the experience instantly.
- Cannot be used by couriers. and
- Can be used even when already at max level, wasting the item.