Best Trait for Ruka
Trait lookup for Ruka: recommended trait, listed odds, effects, and reroll decisions.
Ruka trait media context
Game visuals and public meta videos to help you pick a trait for Ruka.
BEST Update 2.75 Tier List in Universal Tower Defense X!!! (Roblox) DomiBlox · 17:09 · 72.1K views · 2026-05-01 
ULTIMATE 2.75 Overall Tier List – Universal Tower Defense X (Best Meta Units) Tuki · 13:51 · 52.2K views · 2026-05-03 
Ranking Every *NEW* Unit in Universal Tower Defense X Update 2.5! | META Tier List! noahbamboah · 15:10 · 34.5K views · 2026-04-27 Trait source and reroll rules
Traits are rolled using Trait Reroll Stones (earned through gameplay) at the Traits NPC inside building near parking lot. Ruler is the trait to aim for on Ruka.
Unit context links
Compare trait picks for Ruka with other DPS / Support and Legendary units.
Recommendation
Ruler is the recommended trait for Ruka. Start there before reroll spending.
Ruka is a support unit, so cooldown, range, income, or buff-friendly setup matters more than raw damage alone.
Reroll checklist
- Medium priority: compare role fit and account needs before spending expensive rerolls.
- Compare the trait effect to Ruka's role before spending Trait Reroll Stones.
- Stop rerolling once the trait fits the role; chasing very low odds rarely pays off.
Recommended trait details
Odds and effects for the trait picks listed for Ruka.
High-rarity traits to compare
The strongest Legendary and Mythic traits with their odds and effects, so you can match one to Ruka.
Astral
+20% Affliction Duration, -20% Cooldowns, +15% Range, stacking DoT, 1 unit limit
Sacred
+25% Damage, -10% Cooldowns, +25% Range, -15% Cost
Eternal
-20% Cooldown, +2% Damage per wave (50% cap), +1% Range per wave
Fission
+15% Damage, -15% Cooldown, +25% Range, inflicts Radiation DoT
Trait odds by rarity
Roll chances for every trait, so you know what a reroll is likely to give Ruka. Higher-rarity traits roll far less often, so match the trait to the unit before you spend stones.
Same-role trait checks
See which traits other DPS / Support units run, so Ruka's pick lines up with similar units.
Same-rarity trait checks
Other Legendary units to weigh before you commit rerolls; rarity is not the only rule.
Ruka guide
Return to the unit profile and related units.
All traits
Compare odds, effects, and rarity groups.
Trait reroll guide
Use the reroll checklist before spending stones.
How to get Ruka
Check how to obtain or evolve it before investing.
Best relic for Ruka
Match relic effects after the trait decision is clear.
Best Trait for Ruka FAQ
Short answers for trait fit and reroll spending.
What is the best trait for Ruka?
Ruler is the recommended trait for Ruka.
Should I reroll Ruka?
Medium priority: compare role fit and account needs before spending expensive rerolls. Confirm the unit role and account need before spending Trait Reroll Stones.
Is Ruka a DPS or support trait target?
Ruka is a support unit, so cooldown, range, income, or buff-friendly setup matters more than raw damage alone.