Prosper, Tome-Bound is one of those cards players keep asking about. Here is, in plain words, what its official text says, the rulings published by Wizards of the Coast, and the combos players actually run.
Official card text
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.
Complete guide
Prosper, Tome-Bound is a powerful Rakdos commander that turns card advantage into explosive mana production. By exiling cards from your library and allowing you to cast them, he ensures your hand is never truly empty while rewarding you with Treasure tokens for every play you make from exile.
What it Does
Prosper has two main abilities. Mystic Arcanum triggers at the beginning of your end step, exiling your top card and giving you a window to play it until the end of your next turn. Pact Boon is a triggered ability that creates a Treasure token whenever you play a card from exile, whether it was exiled by Prosper or another effect.
How it Resolves Step by Step
First, at the start of your end step, the Mystic Arcanum ability is put on the stack. When it resolves, you exile the top card of your library; this card is now available to be played. On your following turn, if you play that card (or any card from exile), the Pact Boon ability triggers. Once the Pact Boon trigger resolves, you create a Treasure token.
Common Mistakes
A common mistake is forgetting that you must still follow all normal timing rules and pay the mana costs for cards exiled by Mystic Arcanum. If you exile a Sorcery, you cannot cast it during your end step; you must wait until your next main phase. Additionally, remember that Pact Boon triggers on 'playing' a card, which includes playing lands from exile, not just casting spells.
When to Play it
Prosper is best played when you have protection or ways to capitalize on the extra card immediately. Since his first ability triggers at the end step, he provides value the same turn he enters the battlefield, even if he is removed shortly after.
Interaction examples
Prosper, Tome-Bound
TreasureAt your end step, Prosper exiles a card. On your next turn, you play that card from exile. This triggers Pact Boon, giving you a Treasure token. You can then sacrifice that Treasure token to add one mana of any color to your pool.
Roaming ThroneWith Roaming Throne on the battlefield naming 'Warlock', Prosper's abilities trigger an additional time. At your end step, you exile two cards instead of one. When you play a card from exile, Pact Boon triggers twice, creating two Treasure tokens instead of one.
Solemn SimulacrumIf Prosper exiles Solemn Simulacrum, you can cast it during your next main phase. Because it was cast from exile, Prosper creates a Treasure token. The Simulacrum then enters the battlefield, allowing you to search for a basic land, further increasing your mana advantage.
Guide written with AI from the official text and rulings. Official English text prevails.
How it works : Prosper, Tome-Bound
Original English text — Wizards of the Coast / Scryfall
- #1· Wizards of the Coast
You must still pay all costs and follow all timing rules for cards played with the Mystic Arcanum ability.
No other card is named in this ruling.
- #2· Wizards of the Coast
The Pact Boon ability triggers whenever you play any cards from exile, not just those exiled with the Mystic Arcanum ability.
No other card is named in this ruling.
Popular combos
Real combos played by the community, sorted by popularity.
Birgi, God of Storytelling // Harnfel, Horn of Bounty + Sensei's Divining Top + Prosper, Tome-Bound
- 1Activate Sensei's Divining Top's second ability by tapping it, causing you to draw a card and put Sensei's Divining Top on top of your library.
- 2Activate Harnfel by discarding a card, exiling the top two cards of your library and allowing you to cast them this turn.
- 3Cast Sensei's Divining Top from exile by paying
. - 4Prosper triggers, creating a Treasure token.
- 5Activate the Treasure by tapping and sacrificing it, adding .
- 6Repeat.
Ob Nixilis, Captive Kingpin + Prosper, Tome-Bound + Sensei's Divining Top + Reckless Fireweaver
- 1Cast Sensei's Divining Top by paying .
- 2When Sensei's Divining Top enters the battlefield, Reckless Fireweaver triggers.
- 3Holding priority, activate Sensei's Divining Top's second ability by tapping it, causing you to draw a card and put Sensei's Divining Top on top of your library.
- 4Resolve the Reckless Fireweaver trigger, dealing 1 damage to each opponent.
- 5Ob Nixilis triggers, putting a +1/+1 counter on it, and exiling Sensei's Divining Top from the top of your library with the ability to cast it from exile until your end step.
- 6Cast Sensei's Divining Top from exile by paying .
- 7Prosper triggers, creating a Treasure token.
- 8Activate the Treasure by tapping and sacrificing it, adding .
Prosper, Tome-Bound + Professional Face-Breaker + Sensei's Divining Top + Xorn
- 1Activate Sensei's Divining Top's second ability by tapping it, causing you to draw a card and put Sensei's Divining Top on top of your library.
- 2Activate Professional Face-Breaker by sacrificing a Treasure, exiling the top card of your library and allowing you to cast it this turn.
- 3Cast Sensei's Divining Top from exile by paying .
- 4Prosper's second ability triggers, creating two Treasure tokens.
- 5Activate a Treasure token by tapping and sacrificing it, adding .
- 6Repeat.
Ob Nixilis, Captive Kingpin + Prosper, Tome-Bound + Sensei's Divining Top + Mayhem Devil
- 1Activate Sensei's Divining Top's second ability by tapping it, causing you to draw a card and put Sensei's Divining Top on top of your library.
- 2Activate a Treasure by tapping and sacrificing it, adding .
- 3Mayhem Devil triggers, dealing 1 damage to an opponent.
- 4Ob Nixilis triggers, putting a +1/+1 counter on it, and exiling Sensei's Divining Top from the top of your library with the ability to cast it from exile until your end step.
- 5Cast Sensei's Divining Top from exile by paying .
- 6Prosper triggers, creating a Treasure token.
- 7Repeat.
Ob Nixilis, Captive Kingpin + Prosper, Tome-Bound + Sensei's Divining Top + Weftstalker Ardent
- 1Cast Sensei's Divining Top by paying .
- 2When Sensei's Divining Top enters the battlefield, Weftstalker Ardent triggers.
- 3Holding priority, activate Sensei's Divining Top's second ability by tapping it, causing you to draw a card and put Sensei's Divining Top on top of your library.
- 4Resolve the Weftstalker Ardent trigger, dealing 1 damage to each opponent.
- 5Ob Nixilis triggers, putting a +1/+1 counter on it, and exiling Sensei's Divining Top from the top of your library with the ability to cast it from exile until your end step.
- 6Cast Sensei's Divining Top from exile by paying .
- 7Prosper triggers, creating a Treasure token.
- 8Activate the Treasure by tapping and sacrificing it, adding .
Ob Nixilis, Captive Kingpin + Prosper, Tome-Bound + Sensei's Divining Top + Ingenious Artillerist
- 1Cast Sensei's Divining Top by paying .
- 2When Sensei's Divining Top enters the battlefield, Ingenious Artillerist triggers.
- 3Holding priority, activate Sensei's Divining Top's second ability by tapping it, causing you to draw a card and put Sensei's Divining Top on top of your library.
- 4Resolve the Ingenious Artillerist trigger, dealing 1 damage to each opponent.
- 5Ob Nixilis triggers, putting a +1/+1 counter on it, and exiling Sensei's Divining Top from the top of your library with the ability to cast it from exile until your end step.
- 6Cast Sensei's Divining Top from exile by paying .
- 7Prosper triggers, creating a Treasure token.
- 8Activate the Treasure by tapping and sacrificing it, adding .
Ob Nixilis, Captive Kingpin + Prosper, Tome-Bound + Sensei's Divining Top + Hedron Detonator
- 1Cast Sensei's Divining Top by paying .
- 2When Sensei's Divining Top enters the battlefield, Hedron Detonator triggers.
- 3Holding priority, activate Sensei's Divining Top's second ability by tapping it, causing you to draw a card and put Sensei's Divining Top on top of your library.
- 4Resolve the Hedron Detonator trigger, dealing 1 damage to an opponent.
- 5Ob Nixilis triggers, putting a +1/+1 counter on it, and exiling Sensei's Divining Top from the top of your library with the ability to cast it from exile until your end step.
- 6Cast Sensei's Divining Top from exile by paying .
- 7Prosper triggers, creating a Treasure token.
- 8Activate the Treasure by tapping and sacrificing it, adding .
Rakdos, the Muscle + Prosper, Tome-Bound + Reckless Barbarian + Haunted Crossroads
- 1Activate Reckless Barbarian by sacrificing it, adding
. - 2When Reckless Barbarian dies, Rakdos triggers.
- 3Holding priority, activate Haunted Crossroads by paying
, putting Reckless Barbarian from your graveyard onto the top of your library. - 4Resolve the Rakdos trigger, exiling the top two cards of your library, including Reckless Barbarian, with the ability to cast them until your next turn.
- 5Cast Reckless Barbarian from exile by paying .
- 6Prosper's second ability triggers, creating a Treasure token.
- 7Activate the Treasure by tapping and sacrificing it, adding .
- 8Repeat.
Related cards and tokens
Legal formats
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