I saw alot of users, most notably TTEchidna and MAGNEDETH, doing this, and I, being a Copycat, decided to mimic them.
Kanto Based
| Lowest | Trigger | Middle | Trigger | Highest |
|---|---|---|---|---|
| Farfetch'd Family | ||||
 Lingetch'd  
|
Happiness in the day → ← Breed holding Stick Incense |
 Farfetch'd
|
Trade holding Sharp Stick | Ninjetch'd* 
|
| Magnemite Family | ||||
 Magnemite  
|
Level 30 |  Magneton
|
Level up in Mt. Coronet |  Magnezone
|
| Level up at max happiness at night | Magnedeth*
| |||
| Machop Family | ||||
 Machop 
|
Level 28 (♀) | Mapunch
|
Trade | Masmash
|
| Level 28 (♂) |  Machoke
|
Trade |  Machamp
| |
| Doduo Family | ||||
 Doduo
|
Level 31 |  Dodrio
|
Trade holding QuadroStone | Doquadro
|
| Kangaskan Family | ||||
Joeiroo*
|
Level up with Bounce (♀)→ ← Breed holding Bounce Incense |
 Kangaskhan
|
Trade holding Queen's rock | Kangasqueen
|
| Level up with Bounce (♂) → ← Breed holding Bounce Incense. |
Kangaskirk*
|
Trade holding King's Rock | Kangasking
| |
Johto Based
| Lowest | Trigger | Middle | Trigger | Highest |
|---|---|---|---|---|
| Houndour Family | ||||
 Houndour 
|
Level 24 |  Houndoom
|
Trade holding Evil Horn | Houndeath*
|
| Spinarak Family | ||||
 Spinarak  
|
Level 22 |  Ariados
|
Level up holding Mystery Web at night | Aracnidor
|
| Dunsparce Family | ||||
Badunse
|
Happiness → ← Breed holding Shy Incense |
 Dunsparce
|
Level up holding Big Wing | Flysparce
|
| Level up holding Big Drill | Dugsparce 
| |||
| Unown Family | ||||
 Unown 
|
Happiness while holding Ancient Letter in the day time | Mistere
|
Trade holding Ancient Artifact | Inigma
|
Hoenn Based
| Lowest | Trigger | Middle | Trigger | Highest |
|---|---|---|---|---|
| Carvanha Family | ||||
 Carvanha 
|
Level 30 |  Sharpedo
|
Level 50 while holding Shadow Tooth | Sharkruel*
|
| Trade while holding King's Rock | Sharking*
| |||
| Kecleon Family | ||||
Kecraon
|
Level up with Magic Crayon → ← Breed holding Color Incense |
 Kecleon
|
Level up with max happiness | Camelizard
|
| Tropius Family | ||||
Tropikid 
|
Happiness inside Anceint Forest → ← Breed holding Fruit Incense |
 Tropius
|
Level up while holding Magic Leaf | Tropidon
|
| Luvdisc Family | ||||
 Luvdisc
|
Level up with TreoHeart | Luvtru
|
||
| Level up with Shattered Heart | Brokeart 
| |||
| Skitty Family | ||||
Myitten*
|
Happiness in the Day → ← Breed holding Pamper Incense |
 Skitty
|
Use Moon Stone |  Delcatty
|
Sinnoh Based
| Lowest | Trigger | Middle | Trigger | Highest |
|---|---|---|---|---|
| Spiritomb Family | ||||
Vespitomb*
|
Level up with max happiness at night → ← Breed holding Grave Incense |
 Spiritomb
|
Trade holding Hex Keystone | Eidocrypt*
|
| Buneary Family | ||||
 Buneary
|
Happiness (♀) |  Lopunny
|
||
| Level up with Secret Ribbon (♂) | Rabox*
| |||
| Combee Family | ||||
 Combee
|
Level 21 (♀) |  Vespiquen
|
||
| Level up with Bug Buzz (♂) | Vespidron*
| |||
| Cherubi Family | ||||
 Cherubi
|
Level 22 |  Cherrim
|
Trade while holding Sweet Berry | Cheweet
|
| Trade while holding Poison Berry | Cherrot
| |||
| Trade while holding Rotton Berry | Bitecher
| |||
