If you do play both in a deck, you might need a second table for all those tokens
Though is a substantial cost, the option to exile cards out of opponent's graveyards is increasingly more important and makes you salivate for the self-mill deck that leaks reanimation targets into the graveyard
Most of your threats will be temporary thanks to Purphoros ability, so you need to make sure you dont run out of fuel for the fire
Necrogoyf Necrogoyf is a great to force players to discard and the word all sneaks in there to make this amazing in Commander
The exception: if you're holding modern cards that you don't have personal attachment to and the prices are declining, cutting your losses might be smarter than hoping for a recovery that may never bring prices back to what you paid
Flubs, the Fool Flubs, the Fool earns all the points for build-around creativity