You do need ways to get permanent cards into your graveyard, but Golgari is well set up to maximize Cloud of Darkness in Final Fantasy MTG
If Pumpkin Bombs is no longer on the battlefield as its ability resolves, use the number of fuse counters on it as it last existed on the battlefield to determine how much damage is dealt
As far as strategy goes you want to notice that this card may be metal type but it does not need any metal energy cards, so you'll want to have this in an electric deck for sure
These prerelease formats are one of the more fun ways to play and enjoy the Pokemon TCG
Its likely that Assure will gain a bunch of value in a post- Ixalan world, but in the meantime, well have to settle for one of the most powerful combat tricks in the format, with a cheaper combat trick thrown in for backdoor purposes
You need to start with a big creature on the field for it to really put in work