I play mono-blue faeries, so this list is going to be biased, but with that being said, I have a pretty good idea how all these cards work best
The card is too abusable and versatile to ever fully stop seeing play but it is long past the hay day of Mr Teeth
Since the Banshee has rules text that says, Whenever Banshee of the Dread Choir deals combat damage to a player, that player discards a card, the tokens will force Tony and Amanda to discard if they arent blocked
You can have a good record with a Historic aggressive creature deck, or a mono-red burn deck in Timeless, because these decks dont rely that much on Timeless-only cards, but the competition will be fiercer, and Timeless is home to many broken combos as well
The arrangement of these colors on the wheel describes relationships between the schools, which can broadly affect deck construction and game execution
Vohar can function as an outlet for Isochron Scepter and Dramatic reversal, draining your opponents as you filter through your deck