Herbology Instructor // Malady Invoker
MOMMarch of the Machine/#189/2023Uncommon
Colour IDMV 2
Back face (default printing artwork)
Current paper retail
Card Kingdom$0.35
Cardmarket€0.06
ManaPool$0.15
TCGplayer$0.19
MTGO (Cardhoarder)
retail$0.03 tix
Paper retail history (USD)
3 providers
Latest $0.35High $0.35Low $0.35▲ 0.0%
Market and collecting
Market overview
$0.19TCGplayer, USD, retail, nonfoil
Latest observation: 2026-11-10
7d▲ 5.6%30d▲ 18.8%90d▲ 46.2%
90d high
$0.19
90d low
$0.13
Paper printings priced
1
Currently 1st
Cheapest paper printing
$0.19
March of the Machine
- Up 18.8% over the last 30 days on TCGplayer.
- Trading at or near its 90 day high of $0.19.
- Foil copies of this printing carry a 42% premium over nonfoil.
Find this printing on eBayView on TCGplayerAffiliate. MTGPrices may earn from qualifying eBay and TCGplayer purchases.
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Play
Compare printings (1 priced)
Gameplay and rules
Two faced. Transforms during play
Herbology Instructor
Creature — Treefolk Druid
When this creature enters, you gain 3 life.
: Transform this creature. Activate only as a sorcery. ( can be paid with either or 2 life.)
1 / 3
Malady Invoker
Creature — Phyrexian Treefolk
When this creature transforms into Malady Invoker, target creature an opponent controls gets -0/-X until end of turn, where X is this creature's power.
3 / 3
Keywords
Transform
Card capabilities
CreatureLife gain
Derived deterministically from card types, Oracle text and keywords. Not a strategic evaluation.
Format legality
Primary formats
Eternal formats
Rulings (1)
wotc14 Apr 2023
Use Malady Invoker’s power as its ability resolves to determine the value of X. If Malady Invoker is no longer on the battlefield at that time, use its power when it was last on the battlefield.
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Ranked by shared capabilities, colour identity, mana value and type. Never by strategic judgement.
Shares Creature, Life gainSame colour identity
Shares Creature, Life gainOverlapping colour identity
Shares Creature, Life gainOverlapping colour identity
Shares Creature, Life gainOverlapping colour identity
Shares Creature, Life gainOverlapping colour identity
Shares Creature, Life gainOverlapping colour identity
Shares Creature, Life gainOverlapping colour identity
About this card
Herbology Instructor // Malady Invoker
Herbology Instructor // Malady Invoker is a Creature — Treefolk Druid // Creature — Phyrexian Treefolk (mana value 2).
Format legality: Commander: legal, Modern: legal, Standard: not_legal, Pioneer: legal, Legacy: legal, Pauper: not_legal.
Current headline price on TCGplayer: $0.19 (up 18.8% over 30 days).
Frequently asked
Herbology Instructor // Malady Invoker FAQ
How much is Herbology Instructor // Malady Invoker worth?
The current TCGplayer USD retail price for Herbology Instructor // Malady Invoker is $0.19. It is up 18.8% over the last 30 days. Over 90 days it has ranged from $0.13 to $0.19.
What is the cheapest printing of Herbology Instructor // Malady Invoker?
The cheapest currently priced paper printing is from March of the Machine at $0.19 on TCGplayer.
What set was Herbology Instructor // Malady Invoker first printed in?
The earliest English paper printing that MTGPrices tracks is from MOM #189, released 2023-04-21.
Is there a foil version of Herbology Instructor // Malady Invoker?
Yes. On this printing, foil copies trade at $0.27 versus $0.19 for nonfoil, which is 42% more expensive on TCGplayer.
Is Herbology Instructor // Malady Invoker legal in Commander?
Yes, Herbology Instructor // Malady Invoker is currently legal in Commander per Scryfall's legality feed.
Is Herbology Instructor // Malady Invoker legal in Modern?
Yes, Herbology Instructor // Malady Invoker is currently legal in Modern per Scryfall's legality feed.
Is Herbology Instructor // Malady Invoker legal in Standard?
Herbology Instructor // Malady Invoker is not currently legal in Standard per Scryfall's legality feed.