You can only control 1 "Starlit Papillon"
You will also encounter occasional editorial roundups that curate reliable links and how-to steps
Ramp can appear in different shapes and forms: Land-Based Ramp (Cultivate, Rampant Growth) Mana Dorks (Llanowar Elves, Bugenhagen, Wise Elder) Mana Rocks (Mind Stone, Basalt Monolith) Treasure-Makers and other artifact token producers (Smothering Tithe, Sarinth Greatwurm) Extra land drops (Exploration, Exploration Broodship) Land Recursion (Crucible of Worlds, Aftermath Analyst) Rituals (Dark Ritual, Mana Geyser) Cost Reduction (Honest Rutstein, Stormcatch Mentor) Eldrazi Spawn & Scion producers (Eldrazi Skyspawner, Kozilek's Predator) Mana Doublers (Mirari's Wake, Groundchuck & Dirtbag) Temporary mana abilities (firebending) This ranking will cover many of these forms of ramp, but will leave some more specific ones like Treasure-makers to their own separate list
PSA 10 graded copies trade at roughly 2 the raw price
I find this system helpful when I want to admire all my Charizards or compare different Water-type artwork across eras