The best replacement for toph is katara.

The best alternatives to toph are rated as following:
★★★★★  katara
★★★★★  bumi
★★★★  gaara
★★★  zuko
★★★  terra
★★  aang
★  king bumi
★  azula
★  bolin
★  dai li
★  ozai
  garra
  ty lee

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

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



Google Trends

Scale is based on the average worldwide traffic of toph in all years. Click on graph for more.
toph
katara
bumi