How to Unlock, Reroll, and Pick the Best Traits in Evomon

Traits are the passive layer that turns an average Evomon into a serious late-game threat, and they only come into play once a monster is strong enough to earn one. The whole system runs on Trait Reroll Potions: you spend one to roll a random passive, then keep rolling until the result suits how that monster fights. Here is how to open the slot, where to get the potions, and which traits are worth chasing for each role.

What traits do in battle

A trait is a passive ability that stays active for the entire battle — it never uses energy and you never click to trigger it. Some push your damage, others harden your survivability, apply status effects, or even flip the weather the moment your monster enters the field. That makes them one of the biggest systems for stronger team building and end-game fights.

When traits become available

Traits are locked until an Evomon reaches level 30. Before then, the trait slot in the Team menu simply reads None and cannot be modified — there is no early workaround, so leveling is the only gate.

The moment a monster hits level 30, it becomes eligible to receive a trait, and from that point a Trait Reroll Potion will roll one at random. Until you use a potion, an eligible monster still shows an empty slot; the level requirement only makes it able to hold a trait, it doesn’t hand one over automatically.

Assigning and rerolling a trait

Once your monster is at level 30, opening and changing its trait takes just a few clicks in the Team menu and one Trait Reroll Potion per roll.

Level the Evomon to 30

The trait slot stays locked and reads None until the monster reaches level 30.

Open the Evomon Team menu

Click the team button in the top-right of the screen to bring up your lineup.

Select the monster you want to change

Its full details, including the trait slot, appear on the right side of the panel.

Click the trait slot

Select the current trait, or None if it has no trait yet, beneath the attribute diagram.

Confirm a Trait Reroll Potion

This rolls a random trait from that monster’s available pool and consumes one potion.

Reroll until it fits

Keep spending potions until you land a passive that matches the monster’s role.

Video help

Where to find Trait Reroll Potions

Potions come from a spread of sources, so you rarely have to rely on just one. You can earn them through Tower Ascent, the season Battle Pass, the Robux and in-game shops, and assorted event rewards. Exact shop prices and drop rates aren’t consistently pinned down and can shift with early balance patches, so treat any fixed price as a rough guide rather than a promise.

Trait rarities and standout effects

Traits fall into three tiers: Normal, Rare, and Legendary. Every monster can obtain Normal and Rare traits, but Legendary access is limited per Evomon — each species only draws from its own short list of Legendaries. Players are still pinning down the finer pool rules; some monsters appear to roll along elemental lines, but the dependable takeaway is that Normal and Rare traits are open to everyone while Legendary options are restricted by monster. You can see which Legendaries a specific Evomon can roll by opening the Team menu and clicking the question mark next to it.

The Legendary tier holds the flashiest effects. Pursuit permanently raises your damage by 18%, while Battle Spirit spikes both attack and special attack by three stages the first time the monster switches in. Reaper grants an even larger boost after you knock out an opponent, which makes it ideal for aggressive monsters that can chain multiple kills. On the defensive side, Regen restores 15% of max HP each turn while below half health, and ULT Guard cuts the damage of the first ultimate attack you take by 50%. Weather Legendaries like Rainfall and Flame Theme reshape the battlefield the instant your monster enters combat.

Rare traits are far from filler. Toughskin shaves 12% off incoming damage, Vital Guard blocks critical hits outright, and Thorns reflects 12% of the damage you take back at the attacker — depending on your build, these can rival some Legendaries. Element-synergy Rares like SkyFire and Renew reward focused DPS builds. Normal traits are the most common and usually revolve around status effects or temporary stat boosts — a chance to raise attack, defense, speed, or a special stat after taking a hit, or to inflict burn, poison, or frostbite when attacking or being hit.

Matching traits to a monster’s role

There is no single best trait for every Evomon, so the right pick always comes down to the job you want that monster to do. Offensive monsters get the most from extra damage or attack setup, while defensive ones lean on healing and damage reduction to stay on the field. Weather-based teams want the traits that set the field on entry, and if a monster is built around one element, an element-synergy trait like SkyFire or Renew squeezes out real extra power — as long as the monster actually uses that element.

Common trait mistakes to avoid

The most frequent slip is trying to trait a sub-level-30 Evomon — the slot stays locked and nothing happens until it reaches 30. Right behind it is burning potions on throwaway monsters instead of the core carries that will actually see end-game battles.

Also watch for confusing traits with talents or natures — they are three separate systems, and a Trait Reroll Potion only touches the trait slot. Don’t expect rerolls to hand you a Legendary either; the odds are low and not guaranteed. And never ignore role or element synergy, like rolling a Fire-only trait onto a non-Fire monster, which simply wastes the effect.