(There's just too many to even begin breaking down here.) And Ikoria: Lair of the Behemoths adds another to the mix
Allowing artifacts to be returned from your graveyard following the demise of any of your opponents' creatures, Glissa can even then bring artifacts to your hand from the graveyard using her activated ability Additionally, Glissa comes packing two relevant combat keywords first strike and deathtouch
This deck is also a relic of its time, when Commander was slower, and when Boros had little access to card advantage and played overcosted artifacts like Staff of Nin and Seer's Sundial
While combos are fun, this Gatecrash-printed one-mana Goblin works far better in normal Goblin decks
All in all, its a miracle some are still open, and too many of us have had to watch our favorite places to play shut down
Edric is a very very powerful card that relies upon support, position, design and planning to realise that power