Search your library for up to two basic land cards, reveal those cards, put one onto the battlefield tapped and the other into your hand, then shuffle
GAMBIT, is forced to face his past, as an UNSTOPPABLE force comes to collect a DEBT, whether from the Cajuns pocket or his HIDE
Liliana's Devotee, Liliana's Mastery, Cursecloth Wrappings, Gisa, the Hellraiser, and Death-Priest of Myrkul are additional lord effects that arent zombie creatures themselves
The non-untapping clause hurts him more in Cube, as you cant always draft a way for him to go off, but I could see him being the second pinger with proper support, like [card]Goblin Bombardment[/card]
In fact, these days, it's not uncommon to see a pretty unremarkable card sell for silly money, merely because only a few people had the foresight to preserve a copy
If Ethereal Forager leaves the battlefield while its triggered ability is on the stack, that ability can still find the cards exiled with Ethereal Forager's delve ability