Mongil Codex · Brawler artifact · SR
Key for Locks Yet to Come
"There's nothing closed that she won't try to open... It can be a bit of a pain, honestly. I'm the one who needs to lock all those doors back up." - Toller, Butler of the Vanderbilts
Main effect
Activates as soon as the artifact is equipped — no reinforcement required.
Irreversible Past Ⅰ
When equipped by a
Fighter character, grants the following effects. Using an Ultimate Skill grants Unleashed Power. Unleashed Power Ice DMG increases by 18%. (Cooldown: 30s, Duration: 10s) When Crit DMG exceeds 50%, Basic Attack and Switch Skill DMG increase by 1% for every 1% above the threshold. (Up to 30%, Cooldown: 30s, Duration: 10s)
Fusion bonuses
Bonus effects unlocked by reaching Fusion levels — applied on top of the artifact's main effect.
- Lv. 5
Gains a 0.06% ATK Boost for every 10 points of Fighter proficiency. (Max: 5%)
Overlap effects
Reinforce past these milestones to unlock additional effects on top of the main effect — the artifact keeps every overlap it has earned.
When equipped by a
Fighter character, grants the following effects. Using an Ultimate Skill grants Unleashed Power. Unleashed Power Ice DMG increases by 18%. (Cooldown: 30s, Duration: 10s) When Crit DMG exceeds 50%, Basic Attack and Switch Skill DMG increase by 1% for every 1% above the threshold. (Up to 30%, Cooldown: 30s, Duration: 10s)
When equipped by a
Fighter character, grants the following effects. Using an Ultimate Skill grants Unleashed Power. Unleashed Power Ice DMG increases by 24.8%. (Cooldown: 30s, Duration: 10s) When Crit DMG exceeds 50%, Basic Attack and Switch Skill DMG increase by 1% for every 1% above the threshold. (Up to 30%, Cooldown: 30s, Duration: 10s)
When equipped by a
Fighter character, grants the following effects. Using an Ultimate Skill grants Unleashed Power. Unleashed Power Ice DMG increases by 27%. (Cooldown: 30s, Duration: 10s) When Crit DMG exceeds 50%, Basic Attack and Switch Skill DMG increase by 1% for every 1% above the threshold. (Up to 30%, Cooldown: 30s, Duration: 10s)
When equipped by a
Fighter character, grants the following effects. Using an Ultimate Skill grants Unleashed Power. Unleashed Power Ice DMG increases by 29.3%. (Cooldown: 30s, Duration: 10s) When Crit DMG exceeds 50%, Basic Attack and Switch Skill DMG increase by 1% for every 1% above the threshold. (Up to 30%, Cooldown: 30s, Duration: 10s)
When equipped by a
Fighter character, grants the following effects. Using an Ultimate Skill grants Unleashed Power. Unleashed Power Ice DMG increases by 36%. (Cooldown: 30s, Duration: 10s) When Crit DMG exceeds 50%, Basic Attack and Switch Skill DMG increase by 1% for every 1% above the threshold. (Up to 30%, Cooldown: 30s, Duration: 10s)
Stats
Reinforcement
- Max level
- 60Lv.
- Total EXP
- 8,653,849EXP
- Total gold
- 120Gold
Comments
Guides
In-house guides re-tested every patch.
Guides and articles content remains in English.
Mongil: Star Dive — Beginner Guide
Adventure map, jumping, gathering and the first-week checklist — every core mechanic the in-game tutorial walks you through, written in one place.
Reroll Guide — Best Targets and Stop Conditions
Best characters to chase on a fresh account, the fastest reroll path, and when the meta says you should stop and commit.
Best Team Comps — Destroyer, Slayer and Flex Slot
How team building actually works in Mongil — the Destroyer + Slayer + flex template the Stagger system rewards, when to break it for element-locked counters, and the Brawler-led sustained-DPS variant.
Combat Basics — Hold Attacks, Switch Skills, Ultimates
Basic attacks, special skills, switch skills and ultimate timing — the hold-input combat system explained without the in-game popup spam.
Frequently asked
- Who can equip Key for Locks Yet to Come in Mongil: Star Dive?
- Key for Locks Yet to Come is a Brawler artifact, so any Brawler character can equip it. The main effect activates whenever the artifact is equipped, regardless of reinforcement level.
- What does Key for Locks Yet to Come's main effect do?
- Key for Locks Yet to Come's main effect activates as soon as the artifact is equipped on a Brawler character — see the Main effect section above for the full breakdown. Overlap effects unlock as you reinforce the artifact past key milestones.
- How do I reinforce Key for Locks Yet to Come?
- Feed Mana Cores at the reinforcement bench. Key for Locks Yet to Come requires 8,653,849 total EXP to max out, with overlap effects unlocking at scheduled milestones.
- Is Key for Locks Yet to Come worth pulling in the current patch?
- SR artifacts like Key for Locks Yet to Come carry the ceiling for Brawler damage and survivability. Compare its main effect against your roster's needs before spending pulls.




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