The interaction is just that the milled cards are exiled instead of put into the graveyard. Grindstone still checks if the cards share a color, and only repeats the process if they do. If the two exiled cards don't share a color, they just exile those two and no more.
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Neotrup says... Accepted answer #1
The interaction is just that the milled cards are exiled instead of put into the graveyard. Grindstone still checks if the cards share a color, and only repeats the process if they do. If the two exiled cards don't share a color, they just exile those two and no more.
January 30, 2021 10:03 p.m.