Oath of Nissa 6 Cheap and convenient low cost card quality
Next up are the venture into the dungeon cards, which allow you to venture into said dungeons
At 3 mana its dirt cheap for that effect, and a 5-mana activated ability to grant lifelink to your board means its also got a guaranteed way to trigger this effect
After that are the more affordable but less splashy options: Seize the Spotlight and Siphon Insight

Masters of Evil Cards Added View on Archidekt Artifacts (6) 1 Izzet SignetIzzet Signet 1 Lithoform EngineLithoform Engine 1 Mystic ForgeMystic Forge 1 Oni-Cult AnvilOni-Cult Anvil 1 Relic of SauronRelic of Sauron 1 Talisman of CreativityTalisman of Creativity Creatures (10) 1 Brudiclad, Telchor EngineerBrudiclad, Telchor Engineer 1 Enthusiastic MechanautEnthusiastic Mechanaut 1 Etherium SculptorEtherium Sculptor 1 Karn, Legacy ReforgedKarn, Legacy Reforged 1 Kuldotha ForgemasterKuldotha Forgemaster 1 Master TransmuterMaster Transmuter 1 Padeem, Consul of InnovationPadeem, Consul of Innovation 1 Scrap TrawlerScrap Trawler 1 Silas Renn, Seeker AdeptSilas Renn, Seeker Adept 1 Workshop EldersWorkshop Elders Planeswalkers (1) 1 Tezzeret, Master of the BridgeTezzeret, Master of the Bridge Parting of the Ways Removing cards from a deck is always hard, especially from decks in this series as they're so synergistic and have meaning and a story within the deck itself

Predefined tokens are catching on in Magic, with Roles now joining Food, Treasure, and Clues in the growing well that Wizards has to dip into