49 cards where the mana cost is greater than or equal to {10} or the text includes “{10}”

A-Earthquake Dragon (Alchemy Horizons: Baldur's Gate #A-209)
Aladdin's Lamp (Fourth Edition #291)
Ancient Stone Idol (Murders at Karlov Manor Commander #222)
Autochthon Wurm (Ravnica: City of Guilds #191)
Belt of Giant Strength (Forgotten Realms Commander #38)
Blightsteel Colossus (Double Masters #235)
Blinkmoth Infusion (Fifth Dawn #25)
Colossus of Akros (Theros #214)
Darksteel Colossus (Foundations #671)
Decimator of the Provinces (Eldritch Moon #2)
Desolation Twin (Commander 2021 #82)
Draco (Planeshift #131)
Earthquake Dragon (Commander Legends: Battle for Baldur's Gate #228)
Emrakul, the Aeons Torn (Double Masters 2022 #1)
Emrakul, the Promised End (Eldritch Moon #6)
Emrakul, the World Anew (Modern Horizons 3 #6)
Excalibur, Sword of Eden (Assassin's Creed #72)
Ghalta, Primal Hunger (Foundations #222)
Grim Giganotosaurus (Jurassic World Collection #11)
Hierophant Bio-Titan (Warhammer 40,000 Commander #92)
Icebreaker Kraken (Kaldheim #63)
Infernius Spawnington III, Esq. (Unsanctioned #40)
It That Betrays (Commander Masters #805)
Kozilek, Butcher of Truth (Double Masters 2022 #2)
Lumbering Megasloth (Fallout #80)
Metalwork Colossus (Commander Masters #960)
Mox Lotus (Unhinged #124)
Mycosynth Golem (Fifth Dawn #137)
Nyxborn Behemoth (Commander Masters #742)
Pathrazer of Ulamog (Commander Masters #4)
Primeval Protector (Neon Dynasty Commander #124)
Realmbreaker, the Invasion Tree (March of the Machine #263)
Rumbleweed (Outlaws of Thunder Junction Commander #32)
Rust Goliath (The Brothers' War #204)
Scion of Draco (Modern Horizons 2 #234)
Shadow of Mortality (Streets of New Capenna #94)
Spawnsire of Ulamog (Rise of the Eldrazi #11)
Stratadon (Planeshift #135)
The Capitoline Triad (Assassin's Creed #1)
The Cauldron of Eternity (Throne of Eldraine #82)
The Pride of Hull Clade (Murders at Karlov Manor #172)
The Tarrasque (Adventures in the Forgotten Realms #207)
Thrasta, Tempest's Roar (Modern Horizons 2 #178)
Ulamog's Dreadsire (Modern Horizons 3 Commander #38)
Ulamog, the Ceaseless Hunger (Commander Masters #5)
Ulamog, the Defiler (Modern Horizons 3 #15)
Ulamog, the Infinite Gyre (Double Masters 2022 #3)
Volcanic Salvo (Core Set 2021 #172)
Woodcaller Automaton (The Brothers' War #292)

The message was clear to Sorin—time to search for something else.