These tips are equally as subjective
Precise Fit for Standard Cards: Tailored for cards measuring 63.5 x 88 mm, providing a secure and consistent fit for Magic: The Gathering, Terraforming Mars, Brass: Birmingham, and other popular board game cards during play and storage
You calculate lands by starting with a solid number like 40, then you factor in all the traits of your deck
Since its addition, Vivi has seen a lot of play, and it has sparked several discussions regarding its legality
The numbers dont all add up this time, and thats entirely due to the multiple frames
At minimum you'll be paying 3 mana to save your commander, draw and discard a card which feels like a fair deal for its mana cost and I can see many Dimir graveyard, discard, reanimator or Izzet/Grixis wheel deck slot this card for its instant speed potential