Sia Astelle
INT focus · Mage · Shine
Manipulates Stellagram orbits and Celestial Alignment for hybrid burst and support.
Legion effect
%Abnormal Status Damage1/2/3/5/6%
Link skill
Tree of Stars
Buff Duration: +10%, Critical Damage: +3%
Class overview
Sia is an INT mage class part of the Shine. Sia utilize Celestial Light as their primary weapons. For their secondary weapon, Sia can equip Compasses
Overview
Attack stats
Base multipliers and passive boosts unlocked while leveling.
| Weapon Multiplier | 1.2x | |
|---|---|---|
| Attack Speed | 7 | Stage 4  +1  +2 |
| Weapon Mastery | 95% | Base +25%  +70% |
| INT | +40 & +15%(415%) to assigned AP |  +15% to assigned AP extra +400% +20 +20 |
| Magic Attack | +14% +100(130) |  +4%  +10%  +20 +30 +50  +30 |
| Crit Rate | +35%(45%) | Base +5% +10% +20%  +10% |
| Crit Damage | +30%(60%) |  +10% +10% +10% +20%+10% extra w/ Stellagram |
| Damage | +45%(85%) | +15%  +30%  +10%  +10% +20% |
| Boss Damage | +20%(40%) | +20%  +20% |
| Final Damage | +68.75%(118.70%) |  +25% ×  +35% ×  +10% extra +10% ×  +8% while toggled |
| Ignore DEF | (+37%) | +30% ×  +10% |
All actives
Quick reference for buffs, summons, and defensive utility to keep track of.
| Active buffs | (80s) |
|---|---|
| Toggles |   [30s cd] |
| Summons & placables |  (6/14s)  (12/30s)[20s cd]  (3s)[5s cd]  (12/30s)[60s cd] (12s)[60s cd]  (20s)[120s cd] |
| Buffs with cooldowns | (30s)[60s cd] (30s)[60s cd] (10s)[120s cd] (20s)[60s cd] (60s)[120s cd]  (25s)[60s cd] (10/22s)[60s] (30s)[120s cd] [60s](120s cd) [2400s](300s cd) |
| Binds |  (13s)[120s cd]  (10s)[360s cd] |
| iFrames |  (2/3s)[90s cd]  [3s](60s cd) [360s cd] |
| Damage reduction (%Max HP) | (12s)[-20% | 90s cd] |
Inner ability
Suggested line rolls.
- Attack Speed +1
- Buff Duration +38%
- Boss Damage +10%
Hyper skills
Node picks once Lv.140+.
Stellar Marking - Enhance and Reinforce Duration-
Appear - Enhance, Persist and Cooldown Cutter
V Matrix nodes
Boost node pairings & notes.
Skills To Boost
Any combination of these skills are good but preferred from same category as you want to max primary first
7 Boost Nodes total are needed to reach Master Level 60 for these skills (with Matrix Points used)
- Nodes with the same Main Skill (skill at the top) cannot be equipped at the same time
Other notable combinations
HEXA Leveling Priority
Use the chart below as reference for HEXA leveling priority. The sheet is mostly focusing on burst/party play. If you're aiming to push solo content, consider leveling the mastery skills earlier.
Stellar Marking
Constellation Fusion
Stellagram Fusion
Sia's skills can be catagorized as "Marking Skills" and "Constellation Skills". Upon using a "Marking Skill", it is recorded onto 
the Stellagram gauge. When a matching combination (in any order) is recorded onto the gauge, a Stellagram Fusion is triggered and a matching "Constellation Skill" is activated
the Stellagram gauge. When a matching combination (in any order) is recorded onto the gauge, a Stellagram Fusion is triggered and a matching "Constellation Skill" is activated"Constellation Skills" can also be assigned a Key Slot and used without a Stellagram Fusion. However, "Constellation Skills" activated using Stellagram Fusion gain a bonus effect
In 5th Job, using grants a buff where the bonus effect is always granted even without Stellagram Fusion
grants a buff where the bonus effect is always granted even without Stellagram FusionThe Stellagram gauge can be reset by pressing the Down Arrow Key and together. As well, each "Constellation Skill" can be locked by right-clicking the skill to prevent it from activating from Stellagram Fusion
Stellagram gauge can be reset by pressing the Down Arrow Key and together. As well, each "Constellation Skill" can be locked by right-clicking the skill to prevent it from activating from Stellagram FusionReferences & thanks
This guide cross-checks data from the following resources.