Exactly what it says in the title.

Here's a list of one I think should. Keep in mind that this is my opinion and is likely to differ from yours.

BTW, the order of importance is as follows: regular text, bold text, bold & italicized.

-Farfetch'd
-Electrode
-Jynx (if only to keep up with Electabuzz & Magmar)
-Pinsir (if only to keep up with Scyther)
-Sunflora
-Girafarig
-Dunsparce
-Granbull
-Corsola
-Delibird
-Delcatty
-Sableye (If Mawile gets one, it should too)
-Mawile
-Spinda
-Torkoal
-Tropius
-Banette (If only to keep up with Dusclops)
-Chimecho
-Luvdisk
-Pachirisu
-Cherrim
-Lumineon
-Audino
-Swoobat
-Basculin
-Emolga
-Stunfisk