Loyalty programs encourage loyalty to a brand by mining customer data over extended periods of time and using it to offer customers more value than they otherwise could
For example, see this card
Recent sales show ungraded cards at around US$4,000, with PSA 10s commanding over US$5000

Abandoned Air Temple Abzan Ascendancy Action News Crew Ajani Goldmane Ajani Steadfast Ajani, the Greathearted Andril, Narsil Reforged Arcbound Overseer Archangel of Thune Archangel of Thune Aron, Benalia's Ruin Atmospheric Greenhouse Barrensteppe Siege Basri Ket Basri's Solidarity Borborygmos Brokers Ascendancy Cathars' Crusade Celes, Rune Knight Celestial Ancient Colonel Autumn Cooking Campsite Cosmogrand Zenith Dawnstrike Vanguard Defiler of Vigor Dueling Coach Durable Handicraft Duskfang Mentor Duty Beyond Death Elrond of the White Council Elspeth, Storm Slayer Felidar Retreat Felothar, Dawn of the Abzan Fire Lord Zuko Fire Nation Sentinels Flopsie, Bumi's Buddy Frillscare Mentor Galadriel, Light of Valinor Gavony Township Genku, Future Shaper Gideon's Battle Cry Gourmand's Talent Greenbelt Radical Hornbash Mentor Hylda of the Icy Crown Inspiring Roar Invasion of Moag Katilda, Dawnhart Prime Keensight Mentor Kellan Joins Up Kibo, Uktabi Prince Leader's Talent Leading Performance Leonardo, the Balance Leyline of Abundance Lifecrafter's Gift Lisette, Dean of the Root Littjara Loyal Guardian Mayael's Aria Mazirek, Kraul Death Priest Methods of the Mighty Misfortune Munda's Vanguard Nalia de'Arnise Nissa, Voice of Zendikar Nita, Forum Conciliator Now for Wrath, Now for Ruin

Serra Bestiary Sister of Silence Spitting Slug Squelch Stifle Sublime Epiphany Tale's End Tawnos, Urza's Apprentice Tazri, Stalwart Survivor
Pull rate from Regular Packs: 2.04% The estimated pull rate for Patrat (Mega Rising) from a Regular Pack is approximately 2.04%, meaning you might need to open around 50 Regular Packs to obtain it