36 cards where (the text includes “you and” and the text includes “protection”) or (the text includes “have protection”) or ((the text includes “player” or the text includes “you”) and the text includes “gain protection”)

Absolute Grace (Urza's Saga #1)
Absolute Law (Urza's Saga #2)
Akroma's Blessing (Vintage Masters #11)
A-The One Ring (The Lord of the Rings: Tales of Middle-earth #A-246)
Aven Warcraft (Judgment #2)
Brave the Elements (Commander 2014 #66)
Diregraf Escort (Avacyn Restored #174)
Dominaria's Judgment (Planeshift #4)
Eon Frolicker (Commander 2020 #33)
Éowyn, Fearless Knight (The Lord of the Rings: Tales of Middle-earth #201)
Faith's Shield (Dark Ascension #7)
Feline Sovereign (Core Set 2021 #180)
Glory (Dominaria Remastered #7)
Gor Muldrak, Amphinologist (Commander Legends #277)
Guardian Archon (Commander 2021 #17)
Hungry Lynx (Commander 2017 #31)
Kabira Evangel (Zendikar #15)
Lord of the Nazgûl (Tales of Middle-earth Commander #60)
Masked Gorgon (Judgment #69)
Noble Heritage (Commander Legends: Battle for Baldur's Gate #35)
Rebbec, Architect of Ascension (Commander Legends #42)
Reverent Mantra (Mercadian Masques #44)
Riders of Gavony (Midnight Hunt Commander #93)
Righteous War (Visions #134)
Runed Halo (Core Set 2021 #32)
Samite Elder (Planeshift #14)
Seht's Tiger (Commander 2017 #72)
Serra's Emissary (Modern Horizons 2 #30)
Spare from Evil (Innistrad #34)
Teferi's Protection (Double Masters 2022 #32)
Teroh's Vanguard (Torment #19)
The One Ring (The Lord of the Rings: Tales of Middle-earth #246)
The Stasis Coffin (The Brothers' War #245)
Vexilus Praetor (Warhammer 40,000 Commander #19)
Ward Sliver (Legions #25)
Your Temple Is Under Attack (Commander Legends: Battle for Baldur's Gate #52)

Though this query has ended, its relics still slumber in New Argive.