The best replacement for surfer is superman.

The best alternatives to surfer are rated as following:
★★★★★  superman
★★★★  thor
★★★  hulk
★★  jaws
★★  green lantern
★  biker
★  thanos
★  moebius silver surfer
★  da buddha
★  augmented singed
★  volcano
★  extreme q
★  dr manhattan
★  galactus
  sentry
  odin
  gladiator
  bixler
  magneto
  phoenix
  nova
  doomsday
  fantastic four
  human torch
  dr. strange
  darkseid
  destroyer
  whale
  nate grey

Your alternative for surfer is not listed? Suggest!
Speaking about surfer, one probably shouldn't forget about shark.

Other search terms related to surfer and their ratings are:
★★★★★ shark
★★★★ shark in wave
★ shark picture
★ whale
★ two sharks in wave
★ shark jumping
great white shark
jumping shark
dolphin in wave
shark in the wave
shark jumping out of water
You have in mind a companion for surfer and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of surfer in all years. Click on graph for more.
surfer
superman
thor