from the vault mtg card list Magic: Gathering you play the role of a planeswalker who fights other planeswalkers for glory Magic: the Gathering - Mana

And because Voja is in Naya colors, you also get access to reds haste enablers so Voja can come down and start pressuring the table immediately

It also shows progress towards opening the Vault each time a player receives a fifth copy of a card as a reward from quests, events, or opening a pack, a certain amount of Vault Progress Points are added to the Vault instead of adding the fifth copy to the collection

It is a Magic: The Gathering set after all, and not just art cards

You may play that card for as long as The Day of the Doctor remains on the battlefield

You can join special launch events celebrating Magic: The Gathering Doctor Who at your local game store

If the spell that's copied is modal (that is, it says "Choose one " or the like), the copies will have the same mode