For limited the big changes are the addition of list cards, less commons, one less playable card, and a chance for up to four Rares
Slot this in if your meta is full of people running small tokens, or you have a Torbran, Thane of Red Fell deck and Blazing Volley is starting to lose its kick
Ice Age, meanwhile, had no such problems where cards all over different colours all show off the frozen landscape that has befallen Dominaria
The overall transparency is perfect on these sleeves too, so you can be sure theres no issues with reading the sometimes tiny text on your cards
Mana income from permanents in play is very reliable and can be accelerated quite easily in Commander, but it is still ultimately capped by how many untap steps you see