Flurry is an ability word that denotes a triggered ability on the card
The game is over 30 years old now, and while new mechanics come and go with each set, its rare for one to directly alter how the game plays
Although he costs six ink to play, you can instead shift him on top of another Stitch for only four ink instead
That said, there are so many set symbols that it is difficult to know what each one is, so there's no shame in looking it up with a Gatherer tool
$1.79 Highway Robbery Outlaws of Thunder Junction $2.79 Runaway Steam-Kin Guilds of Ravnica $0.39 Sazacap's Brew Bloomburrow $0.35 Blazing Crescendo Phyrexia: All Will Be One $0.59 Sudden Breakthrough Strixhaven: School of Mages $0.35 Reckless Ransacking Lorwyn Eclipsed $0.49 Flick a Coin Wilds of Eldraine $0.69 Expedite Oath of the Gatewatch $0.59 Ancestors' Aid The Lost Caverns of Ixalan $0.35 Haste Magic Final Fantasy $0.69 Accelerate Torment $0.35 Might of the Meek Bloomburrow 0 results found
In other words, Play Boosters will follow this general pattern for slots, but the details may vary from set to set