As for Humilitys impact on the game
Both of these monsters eventually got reprints, but Millennium Shield had exclusive art that, as of 2023, still has yet to be reprinted
This led Set Design to try a version where the cost was reduced by the card's mana cost on the turn you cast it
Arceus V #122 Pokemon Brilliant Stars Keep track of your collection value over time
7 Kimahri, Valiant Guardian Kimahri, Valiant Guardian channels the stoic resilience fans remember from Final Fantasy X, and his card art captures that same fierceness as he charges through swirling dust
So let's do that: Emrakul, the Aeons Torn +$0.225 Karn Liberated +$0.475 Kozilek, Butcher of Truth +$0.231 Ulamog, the Infinite Gyre +$0.168 Snapcaster Mage +$0.394 Temporal Manipulation +$0.406 Bitterblossom +$0.25 Demonic Tutor +$0.35 Goryo's Vengeance +$0.55 Liliana of the Veil +$0.51 Mikaeus, the Unhallowed +$0.175 Reanimate +$0.262 Tasigur, the Golden Fang +$0.02 Balefire Dragon +$0.08 Through the Breach +$0.538 Life from the Loam +$0.255 Noble Hierarch +$0.925 Tarmogoyf +$0.391 Vengevine +$0.225 Gaddock Teeg +$0.577 Leovold, Emissary of Trest +$0.13 Lord of Extinction +$0.09 Maelstrom Pulse +$0.246 Sigarda, Host of Herons +$0.05 Fulminator Mage +$0.112 Engineered Explosives +$1.02 Mana Vault +$0.125 Platinum Emperion +$0.088 Ancient Tomb +$0.45 Cavern of Souls +$0.435 Celestial Colonnade +$0.65 Creeping Tar Pit +$0.175 Dark Depths +$0.238 Karakas +$0.375 Lavaclaw Reaches +$0.03 Raging Ravine +$0.15 Stirring Wildwood +$0.01 Urborg, Tomb of Yawgmoth +$0.262 Total: $11.656 (These prices are based off of TCGPlayer Market, and will likely be out of date within an hour of my lookup
