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Thornmantle StrikerHow it works & interactions with other cards

By the ManaCount desk· 2 min read· Kaldheim· February 5, 2021
Carte Magic Thornmantle Striker

Thornmantle Striker is one of those cards players keep asking about. Here is, in plain words, what its official text says, the rulings published by Wizards of the Coast, and the combos players actually run.

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Official card text

When this creature enters, choose one — • Remove X counters from target permanent, where X is the number of Elves you control. • Target creature an opponent controls gets -X/-X until end of turn, where X is the number of Elves you control.

Complete guide

Thornmantle Striker is a versatile Elf Rogue that punishes opponents by leveraging the strength of your forest-dwelling allies. Whether you are stripping away loyalty counters from a planeswalker or shrinking a massive blocker, its effectiveness scales directly with your board state. Understanding how it counts Elves and targets permanents is key to mastering this Golgari-flavored tool.

Choosing Your Path

When Thornmantle Striker enters the battlefield, you must choose one of two modes. The first mode allows you to remove counters from any permanent, while the second mode gives an opponent's creature -X/-X until end of turn. The value of X for both modes is determined by the number of Elves you control at the moment the ability resolves, not when it is put on the stack.

Resolving the Ability

Once you choose a target and the ability begins to resolve, you count your Elves. This includes Thornmantle Striker itself if it is still on the battlefield. For the first mode, if the target permanent has fewer counters than X, you remove all of them. You choose which specific counters to remove if the permanent has multiple types, such as a mix of +1/+1 counters and Shield counters.

Common Pitfalls

A common mistake is forgetting that the target is chosen when the ability is put on the stack, but the value of X is checked later. If your opponent destroys your other Elves in response to the trigger, X will be smaller when the ability finally resolves. Also, remember that removing all loyalty counters from a planeswalker will cause it to be put into the graveyard as a state-based action.

When to Play It

Thornmantle Striker is best played when you have a established board of Elves to maximize the value of X. Use it mid-game to remove a problematic Planeswalker or to kill a high-toughness creature that is preventing you from attacking. Because it is an Elf itself, it will always provide at least -1/-1 or remove 1 counter unless it is removed from the battlefield before the trigger resolves.

Interaction examples

Doubling the Strike

If you have Roaming Throne on the battlefield with 'Elf' chosen as the creature type, Thornmantle Striker's enters-the-battlefield ability triggers twice. Each trigger resolves separately. Since Roaming Throne is now an Elf, it contributes to the value of X for both triggers, potentially allowing you to kill two creatures or strip counters from two different permanents.

Shrinking a Golem

If your opponent controls a Solemn Simulacrum and you control Thornmantle Striker plus two other Elves, you can target the Golem with the second mode. As the ability resolves, you count three Elves. The Solemn Simulacrum gets -3/-3 until end of turn, which reduces its toughness to 0 or less, causing it to be put into the graveyard.

Guide written with AI from the official text and rulings. Official English text prevails.

How it works : Thornmantle Striker

Original English text — Wizards of the Coast / Scryfall

  1. #1· Wizards of the Coast

    For each mode, use the number of Elves you control as the enters-the-battlefield ability resolves, including Thornmantle Striker itself if it’s still under your control.

    No other card is named in this ruling.

  2. #2· Wizards of the Coast

    For the first mode, you choose which counters are removed as the ability resolves. If the permanent has fewer counters on it than the number of Elves you control, you’ll remove all of them.

    No other card is named in this ruling.

  3. #3· Wizards of the Coast

    A planeswalker with no loyalty counters on it is put into its owner’s graveyard.

    No other card is named in this ruling.

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Legal formats

historictimelessgladiatorpioneermodernlegacyvintagecommanderoathbreakerbrawlcompetitivebrawlduel
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