The best replacement for milotic is gyarados.

The best alternatives to milotic are rated as following:
★★★★★  gyarados
★★★★  lapras
★★★  vaporeon
★★★  kingdra
★★★  swampert
★★  walrein
★★  starmie
★★  blastoise
★★  greninja
★  dragonair
★  suicune
★  wailord
★  samurott
★  jellicent
★  ludicolo
★  garchomp
★  empoleon
★  feraligatr
★  gyarados emerald
★  gastrodon
★  slowbro
  politoed
  tentacruel
  octillery

Your alternative for milotic is not listed? Suggest!
Speaking about milotic, one probably shouldn't forget about flame orb.

Other search terms related to milotic and their ratings are:
★★★★★ flame orb
You have in mind a companion for milotic and it is not yet here? Propose!



Google Trends

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milotic
gyarados
lapras