Mercadia's Downfall
Instant
Each attacking creature gets +1/+0 until end of turn for each nonbasic land defending player controls.
- CMC
- 3
- Mana cost
- Color identity
- R
- Rarity
- uncommon
- Set
- Mercadian Masques
- Price
- $0.77
- EDHREC rank
- #15241
Mercadia's Downfall turns every non-land permanent your opponents control into a 0/0 blocker for a turn — at three mana at instant speed, that's a one-sided alpha strike enabler that can close games out of nowhere. It does nothing without attackers already on board, so it rewards the decks that already want to swing wide.
Format Analysis
Where it lives, where it can’t
| Format | Verdict |
|---|---|
| commander | legal |
| legacy | legal |
| modern | not legal |
| pioneer | not legal |
| standard | not legal |
| vintage | legal |
| pauper | not legal |
| oathbreaker | legal |
In Commander, Mercadia's Downfall earns its slot in decks that go wide and attack — token strategies, go-wide tribal, and any commander that generates a swarm can convert it into a surprise lethal swing against a player who thought their board was safe. It's less reliable in a four-player pod where you can only direct that window at one opponent at a time, so the ceiling is highest in 1v1 or when you're already threatening two or more players. Legacy and Vintage have access to it but faster, more consistent win conditions push it out of those formats entirely. It's not legal in Modern, Pioneer, or Standard, and it doesn't fit Pauper's card pool either, so Commander and Oathbreaker are the real homes.
Key Combos
Combo lines featuring this card
Price Context
Current price
$0.77 bulk tier
At $0.77, Mercadia's Downfall sits in bulk territory — easy to pick up without any budget consideration. It's a narrow enough effect that demand stays low, so don't expect the price to move unless a high-profile token commander suddenly brings it into the spotlight.
Explore
Sources
Mentioned
Updated . Data from Scryfall, EDHREC, and Commander Spellbook.