Teferi's Talent is a rare Enchantment — Aura card from March of the Machine Commander (MOC), collector number 74. Current market price: $0.60 (foil $0.54), TCGplayer market prices via Scryfall.
Enchant planeswalker Enchanted planeswalker has "[−12]: You get an emblem with 'You may activate loyalty abilities of planeswalkers you control on any player's turn any time you could cast an instant.'" Whenever you draw a card, put a loyalty counter on enchanted planeswalker.