Spire Monitor
Creature — Phyrexian Drake
Flash (You may cast this spell any time you could cast an instant.)
Flying
- CMC
- 5
- Mana cost
- Color identity
- U
- Rarity
- common
- Set
- Modern Masters 2017
- Price
- $0.16
- EDHREC rank
- #29750
Spire Monitor lands as a 3/3 flier with flash for four mana — solid body, relevant keywords, zero setup required. It's a clean rate card that pulls its weight without asking anything from the rest of your deck.
Format Analysis
Where it lives, where it can’t
| Format | Verdict |
|---|---|
| commander | legal |
| legacy | legal |
| modern | legal |
| pioneer | not legal |
| standard | not legal |
| vintage | legal |
| pauper | legal |
| oathbreaker | legal |
In Commander, Spire Monitor earns its slot in artifact-synergy decks where flash lets it ambush attackers or sneak into play at end of turn before your untap. Pauper is where Spire Monitor sees the most consistent action — a 3/3 flier for four is legitimate at that power level, and flash gives it real tactical flexibility in a format where creature quality is constrained. In Legacy, Modern, and Vintage, the rate simply doesn't compete with what those formats offer at four mana, so it stays on the shelf there outside of fringe artifact-matters shells.
Key Combos
Combo lines featuring this card
Price Context
Current price
$0.16 bulk tier
At $0.16, Spire Monitor is deep bulk — you're paying for cardboard and postage, not the card itself. That price is stable by definition; there's no meaningful ceiling for a common with niche demand.
Explore
Sources
Mentioned
Updated . Data from Scryfall, EDHREC, and Commander Spellbook.