They're 100% ignorable
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While eminence is an ability word and has no real effect on the rules, none of the cards with it have an activated eminence ability either
Alex Wilder, Runaway Bloodbraid Challenger Chainweb Aracnir Charred Graverobber Chronomantic Escape Cling to Dust Confession Dial Desdemona, Freedom's Edge Elspeth, Sun's Nemesis Escape Artist Escape Tunnel Escape Velocity From the Catacombs Fruit of Tizerus Glimpse of Freedom Jurassic Park Kroxa, Titan of Death's Hunger Loathsome Chimera Lunar Hatchling Mogis's Favor Nethergoyf Ox of Agonas Pharika's Spawn Phlage, Titan of Fire's Fury Phoenix of Ash Polukranos, Unchained Run for Your Life Satyr's Cunning Sentinel's Eyes Skyway Robber Sleep of the Dead Stormcage Containment Facility Sweet Oblivion The Aesir Escape Valhalla The Grim Captain's Locker The Master of Keys Tizerus Charger Underworld Breach Underworld Charger Underworld Rage-Hound Uro, Titan of Nature's Wrath Voracious Typhon Woe Strider

The exact reason for this isn't 100% clear, but my theory is that when a card like Solemn Simulacrum, Sol Ring, or Cyclonic Rift gets reprinted, the very act of reprinting increases the demand for the card (apparently enough to outweigh the increase in supply)
Its as easy as that