pokemon base set unlimited booster pack (Light) [Venusaur] – Common Lands Holo NOT guaranteed. Pokemon Base Set 2 Booster

Activate only if you control six or more artifacts

You would almost guarantee triggering the card draw function of Star Charter, and a lot of the decklists for this commander are filled with creatures that have power 3 or less

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Now to be fair to auras specifically and enchantments generally, there are commonly played Archetypes that run them (Voltron for auras to pump up a Commander, Enchantress enchantment heavy archetypes that have been around since Alpha)

The catch is that you have to have a Dragon to tap it