Lumbering Falls is templated just like its ancestors, two of which are Lavaclaw Reaches and Celestial Colonnade
Several spells specify copying a sorcery or instant "card", then allow a player to "cast the copy"
When it comes to knowing how to print custom MTG cards, 300-600 DPI is recommended for optimal image quality, especially if you're printing novelty cards
Doing this allows you to Special Summon a "CXyz" or "Number C" that is 1 Rank higher than the monster you target
1 Gavi, Nest Warden The Built-For Cycling Commander Gavi, Nest Warden is the face commander of the Timeless Wisdom preconstructed Commander deck, of which was built around the cycling mechanic
Staff of the Storyteller Staff of the Storyteller essentially gives you an extra card every turn if youre making tokens at roughly that pace or higher