---
name: "Sentry of the Underworld"
mana_cost: "{3}{W}{B}"
cmc: 5
type_line: "Creature — Griffin Skeleton"
colors: ["B", "W"]
color_identity: ["B", "W"]
keywords: ["Flying", "Vigilance", "Regenerate"]
set: "THS"
set_name: "Theros"
collector_number: "202"
rarity: "uncommon"
artist: "Dave Kendall"
oracle_id: "fd4d83fa-070c-46bf-a620-041f69acdea9"
canonical_url: "https://avascry.com/printing/sentry-of-the-underworld-ths"
legalities:
  commander: "legal"
  standard: "not_legal"
  modern: "legal"
  pioneer: "legal"
  legacy: "legal"
  vintage: "legal"
  pauper: "not_legal"
  penny: "legal"
---

# Sentry of the Underworld
- **Mana Cost:** `{3}{W}{B}` (CMC: 5)
- **Type:** Creature — Griffin Skeleton
- **Power/Toughness:** 3/3
- **Keywords:** Flying, Vigilance, Regenerate

## Oracle Text
Flying, vigilance
{W}{B}, Pay 3 life: Regenerate this creature.

> *When Athreos gathers the newly dead to be ferried across the Five Rivers That Ring the World, he sends skeletal griffins to fetch those who stray.*

## Top 4096-Dim Neural Synergies
1. [Griffin Sentinel](/printing/griffin-sentinel-m12.md) — Creature — Griffin
2. [Wake of Vultures](/printing/wake-of-vultures-ema.md) — Creature — Bird
3. [Marrow Bats](/printing/marrow-bats-avr.md) — Creature — Bat Skeleton
4. [Skeletal Kathari](/printing/skeletal-kathari-ala.md) — Creature — Bird Skeleton
5. [Suture Spirit](/printing/suture-spirit-eve.md) — Creature — Spirit
6. [Abbey Griffin](/printing/abbey-griffin-isd.md) — Creature — Griffin

## Printing Details
- **Set:** Theros (THS) #202
- **Rarity:** Uncommon
- **Artist:** Dave Kendall
- **Total Printings:** 11 across all historical editions

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