Cards like Lilo, Making a Wish and Stitch, New Dog were just two of the many cheap threats packed into the amber/x aggro shell, with the purpose of getting characters into play as fast as possible, and then using some number of Lanterns or shifting using Stitch, New Dog to get Stitch, Rock Star into play ahead of curve
One of the best ritual spells in Commander is Jeskas Will, and while its not a mana rock, it can provide a ton of mana very early in the game
The idea is that in a 100-card format, the math to simulate having four-of a card results in you running seven cards of the same functionality
The more colors you have, the more these lands become valuable
Some decks can be built around the cascade mechanic, as there are ways like Yidris, Maelstrom Wielder to give expensive spells (like the ones with landcycling) cascade