The longstanding strategy has been to vastly overpower Jund, which is why Tron has always been a good deck
Sadly, Selvalas card-drawing effect is symmetrical, so it effects all players in a Commander pod, but as long as your deck is crafted correctly, you should be the one reaping most if not all of the benefits of casting some hulking bruisers after heavily ramping mana with your myriad Elves
For example, we covered Town GreeterTown Greeter in our FFI list for its fun lore synergies with Towns, especially those with specific Final Fantasy town names
Theyre an essential part of the Magic Arena economy, and partially responsible for how difficult it can be to acquire the cards you need to upgrade Arena's starter decks, or build a deck from scratch
(9/24/2021) The cost-reduction effect that applies if you cast Visions of Dominance using flashback applies only to the generic portion of the cost to cast it, although it can apply to any additional costs there may be to cast the spell