---
name: "Riddlemaster Sphinx"
mana_cost: "{4}{U}{U}"
cmc: 6
type_line: "Creature — Sphinx"
colors: ["U"]
color_identity: ["U"]
keywords: ["Flying"]
set: "M19"
set_name: "Core Set 2019"
collector_number: "287"
rarity: "rare"
artist: "Ryan Yee"
oracle_id: "29f61caf-1aba-40cd-aff6-c3685a0997d7"
canonical_url: "https://avascry.com/printing/riddlemaster-sphinx-m19"
legalities:
  commander: "legal"
  standard: "not_legal"
  modern: "legal"
  pioneer: "legal"
  legacy: "legal"
  vintage: "legal"
  pauper: "not_legal"
  penny: "legal"
---

# Riddlemaster Sphinx
- **Mana Cost:** `{4}{U}{U}` (CMC: 6)
- **Type:** Creature — Sphinx
- **Power/Toughness:** 5/5
- **Keywords:** Flying

## Oracle Text
Flying (This creature can't be blocked except by creatures with flying or reach.)
When this creature enters, you may return target creature an opponent controls to its owner's hand.

> *"Safe passage requires only a simple answer to a simple question, traveler."*

## Top 4096-Dim Neural Synergies
1. [Rescuer Sphinx](/printing/rescuer-sphinx-war.md) — Creature — Sphinx
2. [Sphinx Summoner](/printing/sphinx-summoner-con.md) — Artifact Creature — Sphinx
3. [Cerulean Sphinx](/printing/cerulean-sphinx-rvr.md) — Creature — Sphinx
4. [Sphinx of Uthuun](/printing/sphinx-of-uthuun-c18.md) — Creature — Sphinx
5. [Sphinx of Magosi](/printing/sphinx-of-magosi-c14.md) — Creature — Sphinx
6. [Sphinx Mindbreaker](/printing/sphinx-mindbreaker-thb.md) — Creature — Sphinx

## Printing Details
- **Set:** Core Set 2019 (M19) #287
- **Rarity:** Rare
- **Artist:** Ryan Yee
- **Total Printings:** 23 across all historical editions

## Format Legalities
Commander: `legal` | Standard: `not_legal` | Modern: `legal` | Pioneer: `legal` | Legacy: `legal` | Vintage: `legal` | Pauper: `not_legal` | Penny: `legal`