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Grindstone

Grindstone

{1}Artifact

{3}, {T}: Target player mills two cards. If two cards that share a color were milled this way, repeat this process.

Official rulings

  1. If the two cards are both colorless, then the effect does not repeat. It only repeats if both cards have at least one color and at least one color is shared between them. (2004-10-04)
  2. The process can repeat any number of times, as long as two cards that share a color are milled each time. (2024-04-12)

Cards like this

Functionally similar cards by meaning — playable in Grindstone’s colours.