Best anime?

[Chansey]

Sailor Moon: 

Princess Serenity: Cresellia (elegant pastel moon legendary pokemon)
Sailor Moon: Wigglytuff (pink usagi/bunny who evolves with a moonstone and loves music)
Mercury: Lapras (blue color,  kind-hearted water and ice type who learns healing moves
Mars: Delphox (magical girl fire-type priestess, has psychic powers, foxes can become beautiful women in Japanese myth, line is possibly even based on Sailor Mars)
Chad: Growlithe.  Hairy and loyal and goodhearted​​​​​​.
Jupiter: Raichu or Ampharos (friendly or nature-associated like sheep) or possibly Roselia because of the grass/roses association
Venus: Lopunny (you know why. Also it can have both Cute Charm and Klutz as abilities.  What could be more Minako?) or Swablu (can learn sing, and is a dove-like bird (Venus is associated with birds)

​​​​​​Chibimoon: okay,  Diancie is literally Chibimoon.  She even has a SuperS-,I mean. MEGA- form.  
Helios: Mega Absol.  Teh purty yuunikronz.  It pritty.  It horseydog.  Sparklezzzzzz and kawaiiiiiii.

Outer senshi will have their own post!