Here’s a beginner’s guide to Stella Sora characters. It covers all the basic info that you must be familiar with.

Stella Sora Characters/Trekkers
How to get characters in Stella Sora?
Characters can be recruited with Cerulean Ticket or Stellanite Dust(in-game currency). You can obtain the tickets or Stellanite Dust by completing the quests, participating in the events, beating enemies in stages, through codes, and achievements. On the game’s main screen, tap the recruit button in the lower-right. There, you will find banners featuring exclsuive units/characters. Each banner has different odds for characters drop rate. Select a banner and tap the details button to see the odds/drop-rate. Spend on the banner that features the units you are trying to obtain.
Leveling Guide
Every Trekker can be trained up to Level 90. As they level up, their HP, ATK, and DEF steadily grow.
- Level Milestones: After every 10 levels, the next stage must be unlocked with special upgrade materials.
- Authorization Gate: Level progression is also limited by your Tyrant’s Authorization level, so keep raising it to continue leveling your characters.
Skill Types
Each Trekker has 4 different skills, each with its own use and mechanics:
- Attack (A) / Auto-Attack
- Activates automatically when enemies are in range.
- Basic damage dealer and energy generator.
- Main Skill (SK)
- Only available when the Trekker is your main controlled unit.
- Has a cooldown before it can be used again.
- Support Skill (SP)
- Only usable when the Trekker is assigned to a support role.
- Also cooldown-based, ideal for backup effects and buffs.
- Ultimate Skill (U)
- Can be used in both main and support roles.
- Requires both energy and cooldown management.
- Often the most powerful skill in their kit.
Skill Level Cap: Each skill can be leveled up to Level 10, improving damage, effects, and utility.
Rarity and Elements
Trekkers come in two rarities:
- ⭐ 4-Star: Yellow frame on the character card.
- 🌈 5-Star: Chromatic frame on the character card.
Every Trekker has one elemental affinity, and all their skills deal elemental damage of that type. Elements also interact with enemy resistances and weaknesses.
Core Stats Overview
| Stat | Description |
|---|---|
| Base HP | Max health. Increases as you level up. |
| Base ATK | Base attack power. Grows with level. |
| DEF | Reduces incoming damage. Scales with level. |
| Crit Rate | Chance to land a critical hit. Default: 5%. |
| Crit DMG | Critical hit multiplier. Default: 150%. |
| Weakness Suppression | Bonus damage against enemies with negative elemental resistance. Default: 0%. |
| Max Energy | Determines how fast you can use Ultimate skills. 100% gain as main, 75% as support. |
| DEF Penetration | Ignores a portion of the target’s defense. Default: 0. |
| Ignore DEF Multiplier | Boost to defense penetration effects. Default: 0%. |
Elemental Stats
- DMG Multiplier: Increases elemental damage. Base: 100%.
- Penetration: Ignores part of enemy elemental resistance.
- Ignore DMG Multiplier: Amplifies elemental penetration.
Role Types
Trekkers are classified into three primary types, which determine their squad function:
- 🟥 Vanguard: Strong Main Skills — best suited for the main slot.
- 🟨 Support: Specialize in support abilities — ideal for backup.
- 🟩 Versatile: Balanced toolkit — effective in either role.
These types also serve as requirements for Commissions. Certain missions need specific role types to be completed.
Style System
Each Trekker is assigned one Style, which grants bonus rewards in matching Commissions:
- Steady
- Inquisitive
- Collector
- Adventurous
Matching Trekker Style to Commission boosts efficiency and rewards.
Factions
Every Trekker is part of a faction or works independently:
- New Star Guild
- Scarlet Sights Media
- Baize Bureau
- White Cat Troupe
- Grace Light Academy
- Grace Imperium
- Post Haste
- Fenghuang Diner
- Yunji Studio
- Ashwind Clan
- Goodwind Homecare
Trekkers with no faction are called Freelance Trekkers.
Affinity System
Affinity measures your bond with each Trekker.
Raising affinity increases stat bonuses and unlocks:
- New voice lines
- Character lore and relationship stories
- Special titles
- Awakened Live2D forms
Affinity can be raised by:
- Hanging out with the Trekker
- Giving gifts
- Completing companion missions
Max Affinity Level: 50
Potentials
Potentials are unique power boosts tied to each Trekker.
They enhance stats, skills, or even change how the character performs in battle.
Potentials are unlocked through Ascension.
Talents
Talents are passive buffs that are always active, no matter the role or mode.
- Each Trekker has 5 Talent Levels.
- Talents are unlocked with Soul Keys.
- They can boost performance across all content.
Quick Tips for New Players
- Prioritize leveling your main team first before spreading resources.
- Keep an eye on your Authorization level to avoid being level-locked.
- Don’t ignore Support skills — they can turn a losing fight around.
- Raising Affinity gives permanent power boosts, not just cosmetic rewards.
- Potentials and Talents make a huge difference at higher levels.
So that’s all I have in this post on Stella Sora Characters/Trekkers guide for beginners.
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