leather business card binder Holder by Roots Canada | Luggage practical and styled with our minimalistic charisma Monogrammed Leather Business Card Case

That's really strong, and note that this counts Elf spells, not creatures, so if you are casting Tribal Elf Instants or Sorceries, those will count as well as creatures

It can also help you get more Yubel cards into your hand if your current Yubel leaves the field

Likewise, it also works really well in counters decks (like my Hamza, Guardian of Arashin deck), as the cost to prevent your draw will increase as Esper Sentinel gets bigger and bigger, easily making it more costly to pay for than even Rhystic Study

2022 World Championships booklet

Imation teams up with Xerox [online] Available at: [Accessed 22nd July 2020]