Still, the developers have announced a planned reworking of these systems in the future, and there's already been some modification and alterations made around the edges to smooth out the process in response to the frustrations of the PTCGP community
In the Beginning Phase, a player untaps their cards, turning them back to their normal position, resolve any upkeep effects (abilities and/or costs that are triggered after untapping), and then draws a card
It would be completely unreasonable for these cards not to be tournament legal, so we can only assume that well be getting our first-ever fully-playable gold-bordered cards soon
Teferi, Temporal Archmage Theres a competitive EDH deck out there that essentially goes infinite with Teferi, Temporal Archmage, The Chain Veil, and a couple mana rocks