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The Great Bell & Upgrade Priority

The Great Bell of Canudos is Hell Clock’s primary metaprogression system for the main campaign. It is a branching skill tree where you can spend points to unlock permanent stat boosts and powerful enhancements that carry over between all of your runs.

You can find the Bell in the main hub, Quixeramobim, by going up the stairs on the left.

Points for the Great Bell are earned by increasing your “Memory Level,” which rises as you complete dungeon runs. The more runs you complete and the more Soul Stones you gather, the more points you will have to invest in the Bell, making your character permanently stronger for subsequent runs.


While the “best” upgrade depends on your build, some nodes offer universal value and should generally be prioritized to make your runs easier and more efficient.

TierExplanation
SEssential: Game-changing upgrades with a massive impact. Should be taken as early as possible.
AStrong: Highly effective and reliable options that benefit almost any build.
BSituational: Good upgrades that shine in specific builds or playstyles.
C/DNiche/Filler: Upgrades with minor impact, generally taken when other options are exhausted.

These upgrades form the backbone of any powerful character and should be your primary focus.

UpgradeEffectStrategic Value
Base Damage+60 base skill damage.A universal flat damage boost that improves every offensive skill.
Second WindGrants a one-time revive per run (300s cooldown).An essential safety net, especially for Hardcore mode.
Reliquary SizeIncreases the number of Relics you can equip.More relic slots equal a massive increase in power and build flexibility.
Red Portal UpgradeUnlocks Red Portals that let you skip floors.Enables faster farming routes and deeper runs.
Hell Clock Timer +120sAdds two minutes to your run timer.More time means more opportunities for loot and progression.
Max Skill Level+1 to the maximum skill level you can reach.Unlocks pivotal power boosts for your core skills.

These provide excellent and consistent returns, rounding out any build.

UpgradeEffectStrategic Value
Red Portal Freq.+10% Red Portal spawn chance.Makes the S-Tier Red Portal upgrade more consistent.
Soul Stone Gain+5% more Soul Stones from all sources.Accelerates your overall meta-progression significantly.
Attack Speed+10% attack speed.Crucial for skills with the Attack tag like Repeater.
Cooldown Speed-10% cooldown duration for all skills.Increases skill uptime and affects spell casting speed.
Conviction Gain+5%-7.5% Conviction per Mana spent.Essential for shield-based builds using skills like Closed Body.
Relic Drop Chance+10% chance of finding Relics.More relic drops lead to better build options.

Below is a list of all known upgrades available on the Great Bell, categorized by their function.

  • Base Damage (S-Tier): +60 base skill damage.
  • Attack Speed (A-Tier): +10% attack speed.
  • Cooldown Speed (A-Tier): -10% cooldown duration (also affects spell cast speed).
  • Second Wind (S-Tier): One-time revive per run (300s cooldown).
  • Potion Healing Amount (A-Tier): +12% healing from potions per rank.
  • Conviction Gain (A-Tier): +5%-7.5% Conviction per Mana spent.
  • Potion Capacity (B-Tier): +1 extra potion charge per rank.
  • Physical Resistance (C-Tier): +2% Physical Resistance per rank.
  • Fire Resistance (C-Tier): +5% Fire Resistance per rank.
  • Lightning Resistance (C-Tier): +5% Lightning Resistance per rank.
  • Plague Resistance (C-Tier): +2.5% Plague Resistance per rank.
  • Reliquary Size (S-Tier): Increases the number of Relics you can equip.
  • Red Portal Upgrade (S-Tier): Unlocks Red Portals.
  • Hell Clock Timer (S-Tier): Adds +30 or +120 seconds to your run timer.
  • Max Skill Level (S-Tier): Allows skills to be upgraded to a higher level.
  • Red Portal Frequency (A-Tier): +10% Red Portal spawn chance.
  • Soul Stone Gain (A-Tier): +5% more Soul Stones.
  • Relic Drop Chance (A-Tier): +10% chance of finding Relics.
  • Relic Upgrade Discount (A-Tier): -5% Soul Stone cost to upgrade Relics.
  • Experience Gain (B-Tier): +5% EXP gain.
  • Movement Speed (B-Tier): +2.5% to 5% movement speed.
  • Blessing Reroll Discount (B-Tier): -10% gold cost to redraw Blessings.
  • Blessing Banish (B-Tier): Unlocks the ability to banish unwanted Blessings from appearing.
  • Trinket Drop Chance (B-Tier): +10% chance for Trinket drops.
  • Extra Relic From Bosses (C-Tier): Bosses drop one extra Relic (starting in Act Three).
  • Soul Stones from Recycle (C-Tier): +12% Soul Stone gain when recycling Relics.
  • Starting Gold (D-Tier): Begin runs with 500 Gold.