MTG Arena Zone Premium
MTG Arena Zone Premium
Jumpstart: Historic Horizons

Jumpstart: Historic Horizons Spoilers and Set Guide

Jumpstart: Historic Horizons is a MTG Arena exclusive, digital-only set to be released on August 26, 2021. You take two themed boosters (from a total of 46), shuffle them together, and play against your opponent to bring you a mixture of constructed and limited experience.

Set Details

  • Release Date: August 12 exclusively on MTG Arena
  • Previews: Start July 26, 2021 to August 3, 2021, with the full card list and packet lists revealed on August 4. Click here for the preview schedule.
  • Legality: Jumpstart: Historic Horizons will be legal in Historic upon release on August 12.
  • Release Event: For two packets, choose a packet of cards from three options for packets, then play Best-of-Three matches as much as you’d like. (You may review the contents of your chosen packets but cannot change them for play in the event.)
    • Duration: Runs from August 26, 2021 to September 9, 2021
    • Entry Fee: 2,000 Gold or 400 Gems
    • Rewards: Each of your first two wins awards a rare or mythic ICR from Jumpstart: Historic Horizons.
    • Replay: You can resign from the event and pay to reenter, choosing new packets then earning rewards again!
  • Collection: Cards included in packets are either new to MTG Arena or use existing card versions available. Cards from the chosen packet will be added to players’ collections.
  • The set consists of 782 cards legal for Historic play:
    • 31 exclusive to MTG Arena
    • 372 cards new to MTG Arena
    • Cards already in MTG Arena will use their old set for collection purposes.

This guide will be updated as more information on the set is revealed!


  • Seek: Randomly pulls card(s) from your library that meets that criteria without shuffling afterward.
  • Perpetually: Modifies a specific card permanently, even as it enters other zones of play – between the hand, exile, battlefield and graveyard.
  • Conjure: Creates a card for you to use, and can include uncollectable cards that aren’t otherwise in a set or format such as Ponder, Stormfront Pegasus, and Tropical Island.

Jumpstart: Historic Horizons Spoilers and Cards List

To view only rares and mythic rare cards by their packet theme as well as individual components of the packs, please consult our reference guide with all the packet lists and contents. You can type “e:j21 or e:mh1 or e:mh2” in the search field of the MTG Arena client to view all these cards in-game.

  1. New Digital-Only Cards
  2. Modern Horizon 1 Cards
  3. Modern Horizon 2 Cards
  4. Reprints New to MTG Arena

New Digital-Only Cards

Modern Horizons 1 Cards

Modern Horizons 2 Cards

Reprints New to MTG Arena

Kiora, Wrath of the Tides

Kiora, Wrath of the Tides conjures the following cards:

Kraken Hatchling

Shoreline Scout

Shoreline Scout conjures the following cards:


Tome of the Infinite

Tome of the Infinite conjures the following cards:

Boneyard Aberration

Boneyard Aberration conjures the following cards:

Reassembling Skeleton

Davriel, Soul Broker

Davriel, Soul Broker will give you three of each at random:

Davriel, Soul Broker’s Offers

  • Draw three cards.
  • Conjure a Manor Guardian card into your hand.
  • Return two random creature cards from your graveyard to your hand. They perpetually gain +1/+1.
  • Return a random creature card with the highest mana value from among cards in your graveyard to the battlefield.
  • You get an emblem with “Creatures you control get +2/+0.”
  • You get an emblem with “Spells you cast cost {oB} less to cast.”
  • You get an emblem with “Davriel planeswalkers you control have “+2: Draw a card.”
  • You get an emblem with “Whenever you draw a card, you gain 2 life.”

Davriel, Soul Broker’s Conditions

  • You lose 6 life.
  • Exile two cards from your hand. If fewer than two cards were exiled this way, each opponent draws cards equal to the difference.
  • Sacrifice two permanents.
  • Each creature you don’t control perpetually gains +1/+1.
  • You get an emblem with “Creatures you control get -1/-0.”
  • You get an emblem with “Spells you cast cost {oB} more to cast.”
  • You get an emblem with “Whenever you draw a card, exile the top two cards of your library.”
  • You get an emblem with “At the beginning of your upkeep, you lose 1 life for each creature you control.”

Freyalise, Skyshroud Partisan

Freyalise, Skyshroud Partisan conjures the following card:

Regal Force

Enjoy our content? Wish to support our work? Join our Premium community, get access to exclusive content, remove all advertisements, and more!

MTG Arena Zone Premium
MTG Arena Zone
MTG Arena Zone

MTG Arena Zone is Your best Magic: The Gathering Arena information site, featuring guides, news, tier lists, decks, and more.

Articles: 1046

Leave a Reply