Unstable Amulet

Artifact

When this artifact enters, you get {E}{E} (two energy counters).
Whenever you cast a spell from anywhere other than your hand, this artifact deals 1 damage to each opponent.
{T}, Pay {E}{E}: Exile the top card of your library. You may play it until you exile another card with this artifact.

CMC
2
Mana cost
{1}{R}
Color identity
R
Rarity
uncommon
Set
Modern Horizons 3
Price
EDHREC rank
#4023
Buy on TCGplayer
Unstable Amulet card art
Unstable Amulet turns every point of life loss your opponents suffer into a free damage trigger, and in the right shell that scales brutally fast. Ob Nixilis, Captive Kingpin already punishes each life loss with a +1/+1 counter and an impulse draw — Unstable Amulet stacks directly on top of that engine, converting the same events into additional chip damage without any extra setup cost.

Best Commanders

Commanders with the highest synergy

01
Ob Nixilis, Captive Kingpin

Ob Nixilis, Captive Kingpin

71.0% of decks · synergy 0.68

Ob Nixilis, Captive Kingpin's ability fires on each individual life loss event, and Unstable Amulet turns those same events into direct damage — the two cards read the same triggers and compound them. At 71% inclusion, this is the canonical home, and the synergy score of 0.68 reflects that it's not a courtesy include.

02
Satya, Aetherflux Genius

Satya, Aetherflux Genius

51.8% of decks · synergy 0.48

Satya, Aetherflux Genius generates a high volume of artifact token copies, and Unstable Amulet is an artifact that rewards you for pointing damage at opponents repeatedly. The 52% inclusion rate signals that Satya pilots are treating Unstable Amulet as a reliable damage multiplier rather than a fringe addition.

03
Pia Nalaar, Consul of Revival

Pia Nalaar, Consul of Revival

33.7% of decks · synergy 0.33

Pia Nalaar, Consul of Revival builds Thopter tokens and uses them to ping opponents, and Unstable Amulet converts each of those incremental damage events into additional life loss triggers. The 34% inclusion rate puts it firmly in the core package for this commander.

04
Loot, the Key to Everything

Loot, the Key to Everything

17.0% of decks · synergy 0.16

Loot, the Key to Everything wants artifacts that produce repeated value while it rummages and builds board state, and Unstable Amulet fits that passive damage role cleanly. At 17% inclusion the card is a role-player here rather than a cornerstone, but it earns its slot in the decks that run it.

05

Gwen Stacy

19.5% of decks · synergy 0.16

Gwen Stacy's gameplay revolves around weaving in and out of combat and dealing incremental damage, and Unstable Amulet amplifies each of those damage events into life loss triggers that pile up. The nearly 20% inclusion rate suggests it's a consistent pickup for pilots leaning into the damage-ping plan.

Format Analysis

Where it lives, where it can’t

FormatVerdict
commander
legacy
modern
pioneer
standard
vintage
pauper
oathbreaker

Unstable Amulet is a Commander card in practice — its payoff scales with how many opponents are at the table and how often damage events occur, both conditions that favor the four-player format over any 1v1 context. In Legacy and Vintage it's legal but has no meaningful home; the effect is too slow and too conditional to matter in formats that end games on turns one through three. Commander is where Unstable Amulet earns its keep, specifically in Rakdos and artifact-heavy shells that generate consistent small damage output and want to turn each ping into compounding pressure.

Key Combos

Combo lines featuring this card

Price Context

Current price

unknown tier

Pricing data for Unstable Amulet isn't confirmed in the current dataset, so check Scryfall or TCGPlayer for the live number before buying. Given its strong ties to Ob Nixilis, Captive Kingpin — a popular commander with over 14,000 decks tracked — demand is real, and the card is unlikely to be bulk.

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Updated . Data from Scryfall, EDHREC, and Commander Spellbook.