Riddleform
~$0.06 low · ~$0.40 high
Blue. Enchantment
Core Set 2021 #64 · Illustrated by Steve Argyle
Core Set 2021 #64 · Illustrated by Steve ArgyleWhat is Riddleform worth?
TCGplayer, eBay and Amazon links are affiliate links. We may earn a commission if you buy.
TCGplayer market prices in USD, updated October 14, 2026. Each price is for one printing and one finish.
Oracle text
Whenever you cast a noncreature spell, you may have this enchantment become a 3/3 Sphinx creature with flying in addition to its other types until end of turn.
: Scry 1. (Look at the top card of your library. You may put that card on the bottom.)
Format legality
All 2 printings of Riddleform
| Printing | Rarity | Non-foil | Foil | Cardmarket (EUR) | My collection |
|---|---|---|---|---|---|
 Core Set 2021 m21 #64· 2020uncommon· Cardmarket €0.10 · €0.16 foil | uncommon | $0.19 | $0.40 | €0.10€0.16 foil | |
 Hour of Devastation hou #43· 2017uncommon· Cardmarket €0.18 · €0.19 foil | uncommon | $0.06 | $0.13 | €0.18€0.19 foil |
Prices are TCGplayer market prices in USD for each printing and finish, via Scryfall. They are a guide, not an appraisal.
Where to buy Riddleform
As an Amazon Associate we earn from qualifying purchases. We also take part in the TCGplayer (via Impact) and eBay Partner Network affiliate programs. Links to TCGplayer, eBay and Amazon are affiliate links: if you buy through them we may earn a commission at no extra cost to you. Cardmarket links are not affiliate links.
Card details
- First printed
- 2017
- Printings
- 2
- Mana value
- 2
- EDHREC rank
- #26,210 on EDHREC (Commander popularity)
- Keywords
- Scry
- Artist
- Steve Argyle
What the codes mean
The small print at the bottom of the Core Set 2021 card (#64).
064 · M21 · U · EN
- 064Collector number: this card's place in the set list. Main-set cards print it over the set's card count.
- M21Set code for Core Set 2021
- UUncommon
- ENPrinted in English
How to read a Magic card: every part and code, on real cards.
Rulings (2)
2020-06-23
Riddleform's first ability resolves before the spell that caused it to trigger but after targets for that spell are chosen. It will resolve even if that spell is countered.
2020-06-23
If Riddleform becomes a creature the same turn it enters the battlefield, you can't attack with it unless it gains haste.
Browse more: Core Set 2021 · all sets · search cards