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Quantum Riddler

Blue

4 printings listed in our catalog, from newest to oldest.

Quantum Riddler, Edge of Eternities printing
Edge of Eternities EOE · No. 305 2025-08-01

Card text

{3}{U}{U}
Creature — Sphinx
Flying When this creature enters, draw a card. As long as you have one or fewer cards in hand, if you would draw one or more cards, you draw that many cards plus one instead. Warp {1}{U}
4 / 6
Keywords: Flying, Warp
EDHREC rank #8514 Mythic Not on the Reserved List
Seen in store
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The 4 printings

All, with their prices ↓

Standard ✓ Legal
Pioneer ✓ Legal
Modern ✓ Legal
Legacy ✓ Legal
Vintage ✓ Legal
Pauper ∅ Not legal
Commander ✓ Legal
Oathbreaker ✓ Legal
Brawl ✓ Legal
Historic ✓ Legal
Timeless ✓ Legal
Alchemy ✓ Legal
Explorer ∅ Not legal
Gladiator ✓ Legal
Penny ∅ Not legal
Duel ✓ Legal

Official rulings

3 rulings · in English, source Scryfall

Quantum Riddler’s replacement effect applies to an instruction to draw more than one card before any replacement effects apply to individual cards drawn. For example, if you control Thought Reflection (an enchantment with “If you would draw a card, draw two cards instead.”) and you cast Decode Transmissions while you have one or fewer other cards in your hand, you’ll apply Quantum Riddler’s replacement effect first, changing the “draw two cards” instruction to “draw three cards.” Then Thought Reflection’s replacement effect will apply to each of those three individual card draws, causing you to draw a total of six cards.

2025-07-25 · Wizards of the Coast

Once a replacement effect has been applied to an event, it can’t be applied again to the newly modified event. For example, once Quantum Riddler’s replacement effect has modified the “draw two cards” instruction of Decode Transmissions, Thought Reflection’s replacement effect can double the resulting card draws without Quantum Riddler’s replacement effect applying again.

2025-07-25 · Wizards of the Coast

If an effect instructs you to draw more than one card, Quantum Riddler’s replacement effect applies to that entire instruction, not the individual card draws represented by the instruction. For example, if you control Quantum Riddler and you cast Decode Transmissions while you have no other cards in your hand, Quantum Riddler’s replacement effect will apply, and you’ll draw three cards instead of two.

2025-07-25 · Wizards of the Coast

All printings

Quantum Riddler, Edge of Eternities Promos printing
Edge of Eternities Promos
PEOE · #72p
Mythic
∅ No QC price
Quantum Riddler, Edge of Eternities Promos printing
Edge of Eternities Promos
PEOE · #72s
Mythic
∅ No QC price