Izzet Cauldron, for example, lost Shivan Reef and didnt gain any meaningful replacement in Edge of Eternities
At the beginning of your end step, return up to one target enchantment card from your graveyard to the battlefield with a finality counter on it
For example, since flipping Sephiroth only requires four Creatures to die, regardless of who controls them, some of the strongest cards in the deck are edict Creatures, or Creatures that force each player to sacrifice when they enter
You can use those cards in place of physical copies
Cards Realm has a virtual booster opening simulator for Transformers with realistic, rarity-weighted pulls
Plus, theres usually room leftover for a few powerful auras, letting you end the game with three one-shot commander damage kills one after another