Rhystic cards are cards which feature a proactive effect which can be either prevented or limited by the payment of colorless mana by the opponent. While the mechanic is related to Taxation, taxation prevents actions by the opponent by requiring additional mana payment.

The following is all cards in Prophecy making use of the Rhystic mechanic:

While having similar effects, Spiketail Drake and Spiketail Hatchling are usually not considered among the Rhystic cards as they are just taxation counters. Sunken Field is also not considered a Rhystic card as it is part of the Field Cycle.

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