Wizard's Spellbook - Adventures in the Forgotten Realms - 370

Artifact — Book

Mana Cost: {5}{U}{U}

{T}: Exile target instant or sorcery card from a graveyard. Roll a d20. Activate only as a sorcery.
1—9 | Copy that card. You may cast the copy.
10—19 | Copy that card. You may cast the copy by paying {1} rather than paying its mana cost.
20 | Copy each card exiled with this artifact. You may cast any number of the copies without paying their mana costs.

Rare · Adventures in the Forgotten Realms · #370 (AFR)

Illustrated by Iris Compiet