The best replacement for halo is call of duty.

The best alternatives to halo are rated as following:
★★★★★  call of duty
★★★★  star wars
★★★★  cod
★★★  gears of war
★★★  counter strike
★★  metroid
★★  velociraptor
★★  v2
★  cutie
★  halo 2
★  half life
★  solitaire
★  killzone
★  counterstrike
★  predator
★  mass effect
★  cod rap
★  samus
★  destiny
★  juno
★  black ops
★  cascade
★  titanfall
★  raptor
★  blue buffalo
  donkey kong
  mw2
  clementine
  call of duty rap
  dyson
  nimbus
  already gone
  halo
  minecraft
  grobag
  modern warfare
  half-life

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

Other search terms related to halo and their ratings are:
★★★★★ wings
★★★ bungie
★★★ paranoid android
★★ horns
★★ wings tattoo
★★ devil horns
★ angel wings tattoos
warthog
side stones
angel wings tattoo
angel wings
breaking benjamin blow me away
You have in mind a companion for halo and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of halo in all years. Click on graph for more.
halo
call of duty
star wars