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 | StoryS1-1-3 : Securing Parts (2) orOrigin StoryS1-1-3 : A Knight Appears | Enhance hero stats with enchant materials |
| Special Gear | Origin StoryS1-2-1 : Trauma orOrigin StoryS1-5-1 : Onwards to Magnolia | Unlock the exclusive equipment slot |
| Talisman | S1-5-1 : Onwards to Magnolia | Unlock the talisman equipment slot |
| Core Fusion | Origin StoryS2-10-12 : Conqueror and Destroyer | Unlocks a hero's potential and strengthens them |
Base
| Game Mode | Unlock Condition | Description |
|---|---|---|
| Base | StoryS1-3-0 : Not in Great Shape orOrigin StoryS1-3-1 : Gathering Supplies | Unlocks the Base with crafting, shop, and other features |
| Synchro Room | Origin StoryS1-4-5 : The Commander's Consideration orOrigin StoryS1-7-5 : An Unjust Fight | Heroes placed here gain stats based on room upgrades |
| Precise Craft | Origin StoryS1-6-5 : Pass orOrigin StoryS1-9-5 : 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 |
|---|---|---|
| Arena | Origin StoryS1-1-6 : Commotion at the Tavern orOrigin StoryS1-4-6 : The Commander's Sophistry | PvP mode against AI defense teams |
| Real Time Arena | Origin StoryS1-1-6 : Commotion at the Tavern orOrigin StoryS1-4-6 : The Commander's Sophistry | Live PvP against another player |
| Friendly Match | Origin StoryS1-1-6 : Commotion at the Tavern orOrigin StoryS1-4-11 : Schwartz | Practice Real-Time Arena matches without rating impact |
| Hypnotic Frog Hall | StoryS1-2-3 : The Knight Order's Control (1) orOrigin StoryS1-2-3 : The Mage and Her Cat | Farm hero EXP and gold |
| Special Request: Ecology Survey | Origin StoryS1-2-5 : Ambush orOrigin StoryS1-5-5 : A Temporary Truce | Main place to farm armor sets |
| Special Request: Identification | Origin StoryS1-2-5 : Ambush orOrigin StoryS1-5-5 : A Temporary Truce | Main place to farm weapons and accessories |
| Ark Raid | StoryS1-2-7 : For Luna's Sake orOrigin StoryS1-2-7 : A Hunch About a Strong Enemy | Farm Gear Hammers, Affinity Gifts, Gems and Skill Manuals |
| Event Dungeon | StoryS1-3-4 : A Familiar Face orOrigin StoryS1-3-5 : Finding Blacksmith | Allows entry to event dungeons |
| Defeat the Doppelgänger | Origin StoryS1-3-5 : Finding Blacksmith orOrigin StoryS1-6-5 : Pass | Obtain to transcend heroes |
| Skyward Tower | StoryS1-3-7 : Tree of Sephirot orOrigin StoryS1-3-13 : Her Name is Alpha | Monthly tower challenge - unlocks Sigma |
| Elemental Tower | Origin StoryS1-4-5 : The Commander's Consideration orOrigin StoryS1-7-5 : An Unjust Fight | Element-specific challenge towers with upgrade materials |
| Joint Challenge | Origin StoryS1-4-6 : The Commander's Sophistry orOrigin StoryS1-7-6 : Awakening of an Archdemon | Co-op mode across the server |
| Terminus Isle | Origin StoryS1-6-5 : Pass orOrigin StoryS1-9-5 : The Responsibility of the Guilty | Farm resources for Quirk and Precise Craft |
| World Boss | Origin StoryS1-7-11 : Archdemon of Pure Blood orOrigin StoryS1-10-14 : An Automaton's Wish | Battle with 8 heroes and rank against other players |
| Adventure License | Origin StoryS1H-10-7 : Good Night orOrigin StoryS2H-5-11 : Snapped Back to Reality orOrigin StoryS2H-10-10 : Conqueror and Destroyer Any one of the listed Hard-season finals satisfies the unlock | Weekly challenge mode with various rewards |
| Monad Gate | Origin StoryS2-5-14 : Notia's Letter | Endgame depth-based dungeon with permanent buff rewards |
| Infiltration Operation | Origin StoryS2-10-15 : 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 |
| The Archdemon's Ruins: The Deeps | ? : Monad Gate: Epilogue 2 | Dungeon with one-time clear rewards |
| The Archdemon's Ruins: The Infinite Corridor | ? : Monad Gate: Epilogue 2 | Repeatable dungeon with 3-day cooldown rewards |
| Pursuit Operation | Clear Floor 1 of Infiltration Operation | Co-op mode for exclusive weapons, accessories, and other rewards |