Unsealed Spellbook - League of Legends Rune

Unsealed SpellbookOverview

Patch26.4
Matches1,089,240
TierAll Tiers
Last UpdatedMar 5, 2026
MethodologyData Methodology
Swap one of your equipped Summoner Spells to a new, single use Summoner Spell. Each unique Summoner Spell you swap to permanently decreases your swap cooldown by 25s (initial swap cooldown is @f3@ seconds).

Your first swap becomes available at 6 mins.

Summoner Spells can only be swapped while out of combat.
After using a swapped Summoner Spell you must swap 3 more times before the first can be selected again.
Smite damage increases after two Summoner Spell swaps.

Unsealed Spellbook Early vs Late Game Performance's win rate varies throughout the game based on match duration. Unsealed Spellbook Early vs Late Game Performance peaks at 52.48% win rate in 40 minute games, while performing lowest at 41.96% in 20 minute games. Understanding Unsealed Spellbook Early vs Late Game Performance's power spikes across game duration helps optimize your playstyle and decision-making.

When to Pick Unsealed Spellbook

Unsealed Spellbook is a Inspiration tree rune with a 48.49% win rate and 0.32% pick rate in the current patch.

Strengths

  • Situationally powerful when used on the right champions
  • Works well with multiple champion playstyles
  • Flexible rune page options in the Inspiration tree
  • Scales well into late game teamfights

Weaknesses

  • Below average win rate suggests situational use is best
  • Weaker early game requires safe laning phase
  • Niche pick that doesn't fit all team compositions
  • Other Inspiration runes may outperform in specific matchups

Strategic Tips

1
Champion Selection

Choose champions that synergize with Unsealed Spellbook's effects. Check the builds tab for optimal pairings.

2
Rune Synergies

Build your rune page around Unsealed Spellbook using complementary runes from the Inspiration tree.

3
Game Phase Focus

Unsealed Spellbook scales into the late game. Focus on farming safely and reaching your power spikes before committing to fights.

These runes are part of the same Inspiration rune tree as Unsealed Spellbook. Glacial Augment, First Strike, Hextech Flashtraption, and 8 more runes can be combined with Unsealed Spellbook in your rune page.

🔍

Help us maintain accuracy! If you notice incorrect stats, missing data, or any issues, your feedback directly improves the quality of our data for the entire community.

Report an Issue

Unsealed Spellbook - Frequently Asked Questions

What is Unsealed Spellbook and what does it do in League of Legends?

Unsealed Spellbook is a rune in the Inspiration rune tree. It currently has a 48.49% win rate and 0.32% pick rate across 0 champions in ranked play.

Is Unsealed Spellbook good in the current meta?

Unsealed Spellbook has a 48.49% win rate in the current patch, making it situationally useful. The most popular champions using Unsealed Spellbook are various champions.

What champion class benefits most from Unsealed Spellbook?

Various champion types use Unsealed Spellbook effectively in their builds.

What runes pair well with Unsealed Spellbook?

Check the synergies section above to see which runes pair well with Unsealed Spellbook.

Which champion has the highest win rate with Unsealed Spellbook?

Check the builds tab to see which champions perform best with Unsealed Spellbook.