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Delver of Secrets
Creature — Human Wizard
common
At the beginning of your upkeep, look at the top card of your library. You may reveal that card. If an instant or sorcery card is revealed this way, transform this creature.
1/1
Card Kingdom
CardmarketSemantic Tags
Difficult to block or grants evasion. Includes flying, menace, fear, intimidate, shadow, skulk, horsemanship, unblockable effects, and cards that grant these abilities.
A keyword ability that restricts how a creature may be blocked. See rule 702.9, “Flying.”
A card or token on the battlefield. See rule 110, “Permanents.”
Format Legality
Price history
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Printings (8)
| Set | Rarity | TCGplayer | Card Kingdom | Cardmarket |
|---|---|---|---|---|
| Secret Lair Drop#2367 | rare | · | · | · |
| Innistrad Remastered#60 | common | · | · | · |
| Innistrad Remastered#457 | common | · | · | · |
| Secret Lair Drop#722 | rare | · | · | · |
| Innistrad: Double Feature#47 | uncommon | · | · | · |
| Innistrad: Midnight Hunt#47 | uncommon | · | · | · |
| From the Vault: Transform#7 | mythic | · | · | · |
| Innistrad#51 | common | · | · | · |
Related Concepts
Related Rules
If an ability would produce one or more mana of an undefined type, it produces no mana instead.
Some abilities produce mana based on the type of mana another permanent or permanents “could produce.” The type of mana a permanent could produce at any time includes any type of mana that an ability of that permanent would produce if the ability were to resolve at that time, taking into account any applicable replacement effects in any possible order. Ignore whether any costs of the ability could or could not be paid. If that permanent wouldn’t produce any mana under these conditions, or no type of mana can be defined this way, there’s no type of mana it could produce.
To “tap [a permanent] for mana” is to activate a mana ability of that permanent that includes the {T} symbol in its activation cost. See rule 605, “Mana Abilities.”
An ability that triggers whenever a permanent “is tapped for mana” or is tapped for mana of a specified type triggers whenever such a mana ability resolves and produces mana or the specified type of mana.
A replacement effect that applies if a permanent “is tapped for mana” or tapped for mana of a specific type and/or amount modifies the mana production event while such an ability is resolving and producing mana or the specified type and/or amount of mana.
If an object’s enters-the-battlefield triggered ability or replacement effect refers to X, and the spell that became that object as it resolved had a value of X chosen for any of its costs, the value of X for that ability is the same as the value of X for that spell, although the value of X for that permanent is 0. This is an exception to rule 107.3i.
The tap symbol is {T}. The tap symbol in an activation cost means “Tap this permanent.” A permanent that’s already tapped can’t be tapped again to pay the cost. A creature’s activated ability with the tap symbol in its activation cost can’t be activated unless the creature has been under its controller’s control continuously since their most recent turn began. See rule 302.6.
The untap symbol is {Q}. The untap symbol in an activation cost means “Untap this permanent.” A permanent that’s already untapped can’t be untapped again to pay the cost. A creature’s activated ability with the untap symbol in its activation cost can’t be activated unless the creature has been under its controller’s control continuously since their most recent turn began. See rule 302.6.
Rulings
You may reveal the card even if it's not an instant or sorcery. Whether or not you reveal it, the card stays on top of your library.