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Then the 1-drop 1/1 dork has flying on your turn and then also taps for but can only be used for equipment - easily done here

This has a big effect worthy of the 7 mana casting cost

They do, however, leave you open to getting blown out through land hate like Ghost Quarter, so be careful when putting multiple Auras on one land

You can also utilize it with any repeatable sacrifice effects, creating situations where if your opponents arent going to have a creature die, you can still draw your card

Theres obviously a mana value restriction on what works here, but Chulane doesnt tap for mana and costs 5 itself, so maybe they meet in the middle somewhere