Many features in OUTERPLANE are not available right away. Below is a categorized overview of when each mode unlocks during the story. Conditions are sourced from the game data and update automatically.
Heroes & Equipment
| Game Mode | Unlock Condition | Description |
|---|---|---|
| Hero Enhancement | S1-1-3 : A Knight Appears | Enhance hero stats with enchant materials |
| Special Gear | S1-5-1 : Onwards to Magnolia | Unlock the exclusive equipment slot |
| Talisman | S1-5-1 : Onwards to Magnolia | Unlock the talisman equipment slot |
| Core Fusion | S2-10-12 : Conqueror and Destroyer | Unlocks a hero's potential and strengthens them |
Base
| Game Mode | Unlock Condition | Description |
|---|---|---|
| Base | S1-3-1 : Gathering Supplies | Unlocks the Base with crafting, shop, and other features |
| Synchro Room | S1-7-5 : An Unjust Fight | Heroes placed here gain stats based on room upgrades |
| Precise Craft | S1-9-5 : The Responsibility of the Guilty | Craft equipment and reroll substats until satisfied |
| Quirk | S1-9-5 : The Responsibility of the Guilty | Permanent account-wide stat bonuses |
Game Modes
| Game Mode | Unlock Condition | Description |
|---|---|---|
| Hypnotic Frog Hall | S1-2-3 : The Mage and Her Cat | Farm hero EXP and gold |
| Ark Raid | S1-2-7 : A Hunch About a Strong Enemy | Farm Gear Hammers, Affinity Gifts, Gems and Skill Manuals |
| Event Dungeon | S1-3-5 : Finding Blacksmith | Allows entry to event dungeons |
| Skyward Tower | S1-3-13 : Her Name is Alpha | Monthly tower challenge - unlocks Sigma |
| Arena | S1-4-6 : The Commander's Sophistry | PvP mode against AI defense teams |
| Real Time Arena | S1-4-6 : The Commander's Sophistry | Live PvP against another player |
| Friendly Match | S1-4-11 : Schwartz | Practice Real-Time Arena matches without rating impact |
| The Archdemon's Ruins: The Deeps | S1-5-1 : Onwards to Magnolia | Dungeon with one-time clear rewards |
| Special Request: Ecology Survey | S1-5-5 : A Temporary Truce | Main place to farm armor sets |
| Special Request: Identification | S1-5-5 : A Temporary Truce | Main place to farm weapons and accessories |
| Defeat the Doppelgänger | S1-6-5 : Pass | Obtain Hero Pieces to transcend heroes |
| The Archdemon's Ruins: The Infinite Corridor | S1-6-12 : Laplace Magnolia | Repeatable dungeon with 3-day cooldown rewards |
| Elemental Tower | S1-7-5 : An Unjust Fight | Element-specific challenge towers with upgrade materials |
| Joint Challenge | S1-7-6 : Awakening of an Archdemon | Co-op mode across the server |
| Terminus Isle | S1-9-5 : The Responsibility of the Guilty | Farm resources for Quirk and Precise Craft |
| World Boss | S1-10-14 : An Automaton's Wish | Battle with 8 heroes and rank against other players |
| Adventure License | S1H-10-7 : Good Night orS2H-5-11 : Snapped Back to Reality orS2H-10-10 : Conqueror and Destroyer Any one of the listed Hard-season finals satisfies the unlock | Weekly challenge mode with various rewards |
| Monad Gate | S2-5-14 : Notia's Letter | Endgame depth-based dungeon with permanent buff rewards |
| Infiltration Operation | S2-10-15 : Unchanging | Solo mode for exclusive weapons, accessories, and other rewards |
| Dimensional Singularity | Unlocked after viewing the True Ending of Monad Gate Depth 1 | Weekly score-based boss challenge with seasonal rankings |
| Pursuit Operation | Clear Floor 1 of Infiltration Operation | Co-op mode for exclusive weapons, accessories, and other rewards |