card draw green mtg A Whole New World: After Rotation – Innistrad Block Cards Making Green Work In The
Description
Joo Dee, One of ManyJoo Dee, One of Many gives you a way to add more tokens to the board, sculpt the top of your library, fill your graveyard, and sacrifice some creatures or artifacts - all on a two-mana body

In this case, the latter seems likely

This is most prevalent in Pauper, where powerful affinity decks leverage artifact lands and other cheap artifacts to keep this active

It doesnt always perform, but being able to draw a card off of any non-mana activated ability on a creature or land has a lot of potential
