Book of Progression

The  is an Accessory that upgrades based on the player's SkyBlock Level.

Obtaining
The Book of Progression can be claimed in the Leveling Rewards menu after reaching. After being obtained, it can be bought from Rusty for.

Upgrading
The Book of Progression's Rarity will be upgraded at the following levels:

The player can select one of 3 abilities to use: Where X is the player's divided by.
 * Stacked Healing (Unlocked at ): When being healed, heal the amount.
 * Defensive Strongman (Unlocked at ): When you are attacked, take less of the incoming damage.
 * Extra Infliction (Unlocked at ): When you deal damage, deal the amount.