Combos Utilizing Highway-Robber

Play Teferi's Curse onto the Highway Robber.. Every second turn you gain two life and target enemy player loses two lifes

cast enforcer, then robber, then informer, then crossroads if u want, use informer to bouce the robber back to ur deck then summon it again, use the crossroad when robber is in grave. steal life yeah

return highway robber to your hand to pay upkeep on the wildebeests. cast highway robber; you gain 2 life and your opponent loses 2 life. repeat every turn

sac highway robber to get gravedigger out, use grave digger to put the highway robber into your hand. ha ha ha

When card 2 comes into play you gain 2 life and an opponent looses 2 life, with card 1 you can get the card on your hand again and by paying 1, the you can cast the spell again

Gain infinite life.Drain infinite life.hmmm not too bad I guess!

sack the robber to the husk, bring it back into play the next turn and your opponent loses two life for free

sac robber to braids. next turn have reya return robber to play (you gain 2 life; opponent loses 2 life). repeat next turn

Sacrifice the Highway Robber during your upkeep to the hell's caretaker to bring one from your graveyard and make the opponent lose 2 life and you gain 2 life repeat as necessary

Bring out the robber and gain 2 life. Use Attrition to sacrifice it, then put it on top of your library and do it again and again.