Saffgor: The first Spacecraft we've seen, The Seriema undercuts what could have been an exciting card with the word 'creature'
If you would draw a card, draw two cards instead

Ainok Guide Azcanta, the Sunken Ruin Boggart Harbinger Boseiju Reaches Skyward Bringer of the Black Dawn Brutalizer Exarch Coming Attraction Conduit of Ruin Congregation at Dawn Cruel Tutor Dimir Machinations Dovin's Dismissal Dwarven Recruiter Elvish Harbinger Enlightened Tutor Faerie Harbinger Flamekin Harbinger Forerunner of the Coalition Forerunner of the Empire Forerunner of the Heralds Forerunner of the Legion Garruk, Caller of Beasts Giant Harbinger Goblin Recruiter Imperial Seal Insidious Dreams Jace, Architect of Thought Kithkin Harbinger Kulrath Zealot Liliana Vess Loam Larva Loyal Inventor Malboro Mangara's Tome Merrow Harbinger Momir Vig, Simic Visionary Mwonvuli Beast Tracker Mystical Tutor Path to the Festival Personal Tutor Phyrexian Portal Primal Command Scouting Trek Search for Azcanta Search the City Silver Deputy Sterling Grove Sylvan Tutor Treefolk Harbinger Undercity Vampiric Tutor Vivien, Monsters' Advocate Worldly Tutor

Often, we see some unusual and interesting takes on unexplored areas of the game, and that includes Fate Reforged and its take on morph via manifest
Generally, a better option is to remove the tutors that would find Dockside Extortionist instead of removing the card itself
spoiled cards for today with those mechanics are Chilling Grasp and Gnarlwood Dryad, respectively