According to Wizard's official statement, this change to the Magic: The Gathering Warhammer 40,000 release date is due to "ongoing global supply chain challenges and delays in production"
Fabricate is a creature mechanic that gives you the choice of either putting a certain number of +1/+1 counters on the creature with fabricate or making that many 1/1 Servo artifact creature tokens
Only finding 1-mana spells might sounds too restrictive, but it can find cantrips like Ponder and Brainstorm, interaction like Pongify and Rapid Hybridization, and even another cheap 1-mana tutor to give you more options down the line
The History of Haunt in MTG Haunt was first introduced in Guildpact on 2006-02-03
Creature - Rogue Octopus Color tag templates(None) Dragon Mage Flying Whenever this creature deals combat damage to a player, each player discards their hand, then draws seven cards
Each of these cards can be cast for free so long as you sacrifice a creature that matches the color of the spell, which is a little too easy to do in a format like Historic
