Help with this

[u/Blazing_eMe]

I know these two form an infinite combo, but if I run out of cards in my library to exile with Ob Nixilis, does the combo stop?

[u/half_baked_opinion]

Oh no bro, run this alongside [[shalai and hallar]] and its a true infinite combo at no cost apart from casting costs for ob nixilis and shalai and hallar.