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Rulings
Since the activated ability doesn’t have a tap symbol in its cost, you can tap a creature (including Mothdust Changeling itself) that hasn’t been under your control since your most recent turn began to pay the cost.
Rulings
Since the activated ability doesn’t have a tap symbol in its cost, you can tap a creature (including Mothdust Changeling itself) that hasn’t been under your control since your most recent turn began to pay the cost.
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