This is a list of pokemon that evolve by some kind of status or condition, such as gender, location or time of day. Once the condition is met, the pokemon needs to level up once more in order to evolve.
This information applies to any games that feature both pokemon from the chain, including Pokemon Black & White.
Evolving from | Evolving to | Level | Condition | |
|---|---|---|---|---|
| Magneton | → | Magnezone | in Mt. Coronet or Chargestone Cave | |
| Tyrogue | → | Hitmonlee | 20 | Attack > Defense |
| Tyrogue | → | Hitmonchan | 20 | Attack < Defense |
| Tyrogue | → | Hitmontop | 20 | Attack = Defense |
| Lickitung | → | Lickilicky | after Rollout learned | |
| Happiny | → | Chansey | Daytime (holding Oval Stone) | |
| Tangela | → | Tangrowth | after AncientPower learned | |
| Mime Jr. | → | Mr. Mime | after Mimic learned | |
| Eevee | → | Leafeon | near mossy rock in Eterna Forest or Pinwheel Forest | |
| Eevee | → | Glaceon | near icy rock in Route 217 or Twist Mountain | |
| Bonsly | → | Sudowoodo | after Mimic learned | |
| Aipom | → | Ambipom | after Double Hit learned | |
| Yanma | → | Yanmega | after AncientPower learned | |
| Gligar | → | Gliscor | Nighttime (holding Razor Fang) | |
| Sneasel | → | Weavile | Nighttime (holding Razor Claw) | |
| Piloswine | → | Mamoswine | after AncientPower learned | |
| Mantyke | → | Mantine | with Remoraid in party | |
| Wurmple | → | Silcoon | 7 | Random, based on personality |
| Wurmple | → | Cascoon | 7 | Random, based on personality |
| Nincada | → | Shedinja | 20 | with empty spot in party |
| Nosepass | → | Probopass | in Mt. Coronet or Chargestone Cave | |
| Feebas | → | Milotic | Beauty | |
| Burmy | → | Mothim | 20 | Male |
| Burmy | → | Wormadam Plant Cloak form |
20 | Female, outside |
| Burmy | → | Wormadam Sandy Cloak form |
20 | Female, in caves |
| Burmy | → | Wormadam Trash Cloak form |
20 | Female, in buildings |
| Combee | → | Vespiquen | 21 | Female |
| Karrablast | → | Escavalier | Trade with Shelmet | |
| Shelmet | → | Accelgor | Trade with Karrablast |