I believe these coins all have a potential minimum 10x return in 2018. DYOR, this is my opinion only and not financial advice. Some say a few of these coins are junk but these are my choices.
Tron (TRX)
VeChain (VEN)
Bitshares (BTS)
Verge (XVG)
aelf (ELF)
AppCoins (APPC)
NEM (XEM)
Ethos (ETHOS)
Stellar (XLM)
EOS (EOS)
Siacoin (SC)
MediBloc (MED)
INS Ecosystem (INS)
Show (SHOW)
Internet Node Token (INT)
Voise (VOISE)
Again, do your own research...this is my personal opinion only.