Quick Answer

Protocol Knight is a common Creature — Human Knight from MOM (MOM) costing {3}{U}. Current price: $0.05 USD. Legal in Modern. Legal in Commander.

Protocol Knight MTG card

Protocol Knight

Creature — Human Knight

Card Text

When this creature enters, tap target creature an opponent controls. Put a stun counter on that creature if you control another Knight. (If a permanent with a stun counter would become untapped, remove one from it instead.)

"Ingress without proper writ of extraplanar intent? Unacceptable!"

Card Stats

3/4 common CMC: 4.0 MOM MOM 🎨 Volkan Baǵa

What kind of card is this?

Use these role hubs to find similar staples, upgrades, and answers.

Roles are still being computed for this card.

Market Prices

TCGPlayer
$0.05
Normal
Buy
TCGPlayer
$0.09
Foil
Buy
Card Kingdom
$0.35
Normal
Buy
Card Kingdom
$0.49
Foil
Buy
Cardmarket
€0.02
Normal
Buy
Cardmarket
€0.09
Foil
Buy
Prices updated: 2026-03-04
Price History
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Format Legality

Brawl Legal
Commander Legal
Duel Legal
Gladiator Legal
Historic Legal
Legacy Legal
Modern Legal
Oathbreaker Legal
Pauper Legal
Paupercommander Legal
Penny Legal
Pioneer Legal
Timeless Legal
Vintage Legal

Similar Cards

Community Stats

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Comments

Often Played With

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Frequently Asked Questions

What is Protocol Knight? Basics

Protocol Knight is a Creature — Human Knight card from the Magic: The Gathering trading card game.

Its ability reads: "When this creature enters, tap target creature an opponent controls. Put a stun counter on that creature if you control another Knight. (If a permanent with a stun counter would become untapped, remove one from it instead.)"

How much mana does Protocol Knight cost to cast? Basics

Protocol Knight has a mana cost of {3}{U}, which equals 4.0 total mana (converted mana cost/mana value).

It requires U mana to cast.

What does mana cost mean in Magic: The Gathering? Basics

Mana cost is the amount and type of mana required to cast a spell in Magic: The Gathering.

Protocol Knight's mana cost of {3}{U} means you need to pay that much mana from your lands or other sources.

Colored symbols (W=White, U=Blue, B=Black, R=Red, G=Green) must be paid with that specific color, while numbers can be paid with any color.

What is converted mana cost (CMC) or mana value? Basics

Converted mana cost (now officially called "mana value") is the total amount of mana in a card's mana cost, regardless of color.

Protocol Knight has a mana value of 4.0. This is important for effects that care about a spell's total cost, like cascade or cards that say "mana value 3 or less."

What is oracle text? Basics

Oracle text is the official, current rules text for a Magic card as maintained by Wizards of the Coast. It supersedes any printed text on older cards.

Protocol Knight's current oracle text is: "When this creature enters, tap target creature an opponent controls. Put a stun counter on that creature if you control another Knight. (If a permanent with a stun counter would become untapped, remove one from it instead.)"

What is the current price of Protocol Knight? Pricing

The current market price for Protocol Knight is approximately $0.05 USD on TCGPlayer.

A foil copy costs approximately $0.09 USD.

On Cardmarket (Europe), it's approximately €0.02 EUR.

Where can I buy Protocol Knight? Pricing

You can purchase Protocol Knight from major MTG retailers including:

Prices vary by condition and printing. Check multiple sellers to find the best price.

What is the difference between normal and foil cards? Pricing

Foil cards have a shiny, holographic finish that makes them more collectible. They are functionally identical to normal cards but typically cost more due to their rarity and visual appeal.

Protocol Knight normal: $0.05 | foil: $0.09

Is Protocol Knight legal in Standard? Legality

Format legality information for Protocol Knight in Standard is not available.

Standard is a rotating format that only allows cards from the most recent sets.

Is Protocol Knight legal in Modern? Legality

Protocol Knight is Legal in Modern format.

Modern includes all cards printed in a standard-legal set from 8th Edition forward.

Is Protocol Knight legal in Commander (EDH)? Legality

Protocol Knight is Legal in Commander (EDH) format.

Commander is a casual multiplayer format where you build a 100-card singleton deck around a legendary creature.

Is Protocol Knight legal in Pioneer? Legality

Protocol Knight is Legal in Pioneer format.

Pioneer is a non-rotating format that includes all standard-legal sets from Return to Ravnica forward.

Is Protocol Knight legal in Legacy? Legality

Protocol Knight is Legal in Legacy format.

Legacy allows almost all cards ever printed, with a substantial ban list for balance.

Is Protocol Knight legal in Vintage? Legality

Protocol Knight is Legal in Vintage format.

Vintage is the most permissive format, allowing almost all cards with only a minimal ban list. Some powerful cards are "Restricted" (limited to 1 copy).

Is Protocol Knight legal in Pauper? Legality

Protocol Knight is Legal in Pauper format.

Pauper only allows cards that have been printed at common rarity in a paper or online set.

What is format legality in MTG? Legality

Format legality indicates which official MTG formats allow a card to be played:

  • Legal: Card is allowed in the format
  • Banned: Card is prohibited from play
  • Restricted: Limited to 1 copy (Vintage only)
  • Not Legal: Card was never part of that format's card pool

Different formats have different banned lists based on power level and game balance.

What set is Protocol Knight from? Details

This printing of Protocol Knight is from MOM (MOM), with collector number 74.

Protocol Knight may also appear in other MTG sets with different art or special treatments.

What is Protocol Knight's rarity? Details

Protocol Knight is a common card in MOM.

Card rarity affects both availability and price. From rarest to most common: Mythic Rare → Rare → Uncommon → Common.

Who illustrated Protocol Knight? Details

Protocol Knight was illustrated by Volkan Baǵa.

Magic: The Gathering features artwork from hundreds of talented artists, and many cards have been reprinted with new art over the years.

What is Protocol Knight's power and toughness? Details

Protocol Knight is a 3/4 creature.

Power (3) determines how much combat damage the creature deals. Toughness (4) determines how much damage it can take before being destroyed.

💬 Card Discussion

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