Knoten in der Logik (Logic Knot) (de)
Instant (CMC 2)
Delve
(Each card you exile from your graveyard while casting this spell pays for
.)
Counter target spell unless its controller pays
.
Decks with Logic Knot
[TSR] Time Spiral Remastered #73 (C)
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[MMA] Modern Masters #51 (C)
[FUT] Future Sight #52 (C)