Prosper, Tome-Bound

{2}{B}{R} · Legendary Creature — Tiefling Warlock

Deathtouch Mystic Arcanum — At the beginning of your end step, exile the top card of your library. Until the end of your next turn, you may play that card. Pact Boon — Whenever you play a card from exile, create a Treasure token.

Rulings (2)

Jul 23, 2021 · The Pact Boon ability triggers whenever you play any cards from exile, not just those exiled with the Mystic Arcanum ability.

Jul 23, 2021 · You must still pay all costs and follow all timing rules for cards played with the Mystic Arcanum ability.

LegacyLegal

VintageLegal

ModernNot legal

PioneerNot legal

StandardNot legal

PauperNot legal

PremodernNot legal

cEDHLegal

Where it’s played now

Inclusion by archetype · cEDH

% of archetype's lists running it · last 30 days · n=3 decks

Archetype	Format	Inclusion	Copies	Decks (n)
Ob Nixilis, Captive Kingpin	cEDH	100%	1×	3

Data as of Jun 15, 2026 · MTGO + papercasthaven.com

Price