Mawile => Mawiduo (Bigger Mawile with two heads), Steel/Dark
Onix => Lektronix (Evolves into Steelix or Lektronix), Electric/Ground
Delibird => Frozenoid (Penguin), Ice/Flying
Lugaby => Lugia (Based on the Series, the only legendary pre-evo [I know it's a STUPID idea]), Psychic/Water (Ability: Levitate)
Shellpras => Lapras (A tiny Lapras), Water/Ice
Togepi => Togetic => Togedra (Evolves to this one or to Togekiss), Dragon/Flying (With high Attack and Speed stats)
Kangharoo => Kanghaskhan (Wouldn't be a bad idea. A tiny Kanghaskhan), Normal
Ptherock => Aerodactyl (Smaller Aerodactyl, another one that woudn't be a bad idea), Rock/Flying
Unown => Writown (Bigger Unown, always with the same form and more attacks), Psychic
Sableye => Diamondeye (Bigger Sableye, with only one giant Diamond eye), Ghost/Dark
Zangoose => Zangyala (A stronger and bigger grey Zangoose, with bigger claws and tail), Normal/Fight
Seviper => Vipoison (A longer purple Seviper, with bigger vipes and a paralizing scary look)
And don't you think it's too early to think in the 5th generation?
*EDIT* - I have more ideas.
Plusle => Pluspark (Like Raichu, but with Plusle tail and face), Electric
Minun => Minuspark (Same as Pluspark), Electric
Mime Jr. => Mr. Mime => Mime Sr. (An old Mr. Mime!), Psychic/Fight
Bonsly => Sudowoodo => Woodyrock (A fully grown tree), Rock/Grass
Vinney => Tangela => Tangrowth (A tiny Tangela), Grass
Onix => Lektronix (Evolves into Steelix or Lektronix), Electric/Ground
Delibird => Frozenoid (Penguin), Ice/Flying
Lugaby => Lugia (Based on the Series, the only legendary pre-evo [I know it's a STUPID idea]), Psychic/Water (Ability: Levitate)
Shellpras => Lapras (A tiny Lapras), Water/Ice
Togepi => Togetic => Togedra (Evolves to this one or to Togekiss), Dragon/Flying (With high Attack and Speed stats)
Kangharoo => Kanghaskhan (Wouldn't be a bad idea. A tiny Kanghaskhan), Normal
Ptherock => Aerodactyl (Smaller Aerodactyl, another one that woudn't be a bad idea), Rock/Flying
Unown => Writown (Bigger Unown, always with the same form and more attacks), Psychic
Sableye => Diamondeye (Bigger Sableye, with only one giant Diamond eye), Ghost/Dark
Zangoose => Zangyala (A stronger and bigger grey Zangoose, with bigger claws and tail), Normal/Fight
Seviper => Vipoison (A longer purple Seviper, with bigger vipes and a paralizing scary look)
And don't you think it's too early to think in the 5th generation?
*EDIT* - I have more ideas.
Plusle => Pluspark (Like Raichu, but with Plusle tail and face), Electric
Minun => Minuspark (Same as Pluspark), Electric
Mime Jr. => Mr. Mime => Mime Sr. (An old Mr. Mime!), Psychic/Fight
Bonsly => Sudowoodo => Woodyrock (A fully grown tree), Rock/Grass
Vinney => Tangela => Tangrowth (A tiny Tangela), Grass
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