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Rules guide · Artifact Creature

Walking BulwarkHow it works & interactions with other cards

By the ManaCount desk· 2 min read· Tarkir: Dragonstorm Commander· April 11, 2025
Carte Magic Walking Bulwark

Walking Bulwark 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

Defender {2}: Until end of turn, target creature with defender gains haste, can attack as though it didn't have defender, and assigns combat damage equal to its toughness rather than its power. Activate only as a sorcery.

Complete guide

Walking Bulwark is an efficient artifact creature that turns your defensive walls into powerful offensive threats. By mobilizing creatures with defender, it allows you to surprise opponents with unexpected combat damage based on toughness. This Golem proves that a good defense can indeed be the best offense.

What It Does

Walking Bulwark is a 0/3 creature with defender that possesses a unique activated ability. For two mana, it grants a target creature with defender three distinct benefits: haste, the ability to attack despite having defender, and the ability to assign combat damage using its toughness instead of its power. This transformation lasts until the end of the turn.

How It Resolves

When you activate the ability, you must target a creature that currently has the defender keyword. Upon resolution, the creature is no longer restricted from attacking for that turn. When it reaches the combat damage step, you calculate its damage based on its toughness value. Note that this ability can only be activated during your main phase when the stack is empty, as it follows sorcery speed timing rules.

Common Mistakes

A frequent misunderstanding involves non-combat damage. The effect specifically states it applies to 'combat damage.' If the affected creature is forced to fight another creature or uses an ability to deal damage, it will still use its power value, not its toughness. Additionally, this ability does not physically switch the power and toughness stats; it only changes how damage is assigned during the combat damage step.

When to Play It

Walking Bulwark is best utilized in decks featuring high-toughness defenders that normally cannot participate in the red zone. Because it can target itself, it serves as a recursive threat that can become a 3/3 attacker for a total investment of three mana. It is most effective when your opponent leaves themselves open, thinking your defensive line is stationary.

Interaction examples

Self-Mobilization

With Walking Bulwark on the battlefield, you pay two mana to target Walking Bulwark itself. It gains haste and can now attack. When it deals combat damage, it deals 3 damage (its toughness) instead of 0 (its power).

The Fighting Limitation

If you use an external effect to make Walking Bulwark fight Ornithopter of Paradise after activating its ability, Walking Bulwark will deal 0 damage to the Ornithopter. This is because fighting is not combat damage, and the Bulwark's power remains 0.

Counter Interactions

If you have a way to give Walking Ballista defender, Walking Bulwark could target it. However, Walking Ballista's ability to remove counters to deal damage is an activated ability, not combat damage, so it would still only deal 1 damage per counter regardless of its toughness.

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

How it works : Walking Bulwark

Original English text — Wizards of the Coast / Scryfall

  1. #1· Wizards of the Coast

    Walking Bulwark’s last ability doesn’t actually change any creature’s power. It changes only the amount of combat damage it assigns. All other rules and effects that check power or toughness use the real values. For example, since having two creatures fight doesn’t result in combat damage, an effect that causes the affected creature to fight another creature will still use its power to determine how much damage is dealt.

    No other card is named in this ruling.

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Legal formats

historictimelessgladiatorpioneermodernlegacyvintagecommanderoathbreakerbrawlcompetitivebrawldueltlr
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