Commanders that hurt all players evenly lean more into Group Slug rather than Hug
In Modern, Legacy and beyond, Blood Moon has the power to grind games to a standstill
This Ring showcase style can be found in all booster packs, including Draft, Set, and Collectors boosters
For comparison, Collected Company cast on Turn 4 in Heliod gives roughly a 90% chance of hitting two more more creatures, and that's typically acceptable despite the crappy mana dorks and such
In a setting that is currently dominated by control decks using sweeping board wipe effects to slow the game, this should provide a real burst of energy to the meta
Regrowth allowed you to reuse your restricted cards a little too easily (only got unrestricted recently, 2013!) There had also been a new set released in the meantime: Antiquities