The newest patch introduces the 2 Zendikar Rising pre-order bundles that includes the 2 Planeswalkers spoiled yesterday. They each price $49.99 USD and can be found till September 17, 2020 when the set is launched.
When you buy each, you additionally get a bonus Rock pet (additionally now out there within the Store for 3000 Gems or 20000 Gold). Their contents are as follows:
Pre-order: Nahiri Play Bundle
When bought, you’ll instantly obtain the Stoneblades sleeve.
Pre-order: Jace Pack Bundle
When bought, you’ll instantly obtain the Mind Mage sleeve.
More to comply with as soon as we all know the contents of the Mastery Pass.