Eternal Trait Guide
UTDX trait page for Eternal: chance, rarity, effect, reroll note, and units that recommend it.
Checked May 8, 2026, 08:00 AM
MythicRarity
0.2%Roll chance
4Matching units
HighReroll priority
Trait effect
-20% Cooldown, +2% Damage per wave (50% cap), +1% Range per wave
High-value trait. Review unit fit before rerolling.
Reroll decision
- Check whether the unit is a long-term carry, support, or utility pick.
- Compare this trait against the unit's role and tier rating.
- Do not chase low odds on a temporary unit just because the trait is rare.
Best fit summary
Eternal is the recommended trait for 4 units. 1 of those is rated S++ or S+, so check it first.
When not to chase
- Do not chase Eternal on a temporary unit just because the rarity looks strong.
- Do not reroll away a role-fit trait unless the target unit is already worth long-term investment.
- Skip heavy spending on borderline units that may not stay in your lineup.
Units recommending Eternal
Units that list Eternal as their recommended trait.
Eternal Trait FAQ
Short answers for effect, odds, and reroll priority.
What does Eternal do in Universal Tower Defense X?
Eternal is a Mythic trait with this effect: -20% Cooldown, +2% Damage per wave (50% cap), +1% Range per wave
What is the chance for Eternal?
Eternal rolls at 0.2%.
Should I keep Eternal?
Eternal is a high-rarity trait, but it should still be kept only when it fits a long-term unit role.
Which units use Eternal?
Crow Shinobi (Reanimated), Karbonoto (Sage), Gen, Masked Ninja currently list Eternal as a recommended trait.