Hammerheim [Legends] WTR042-C you may defend with attack

you may defend with attack action cards from arsenal

put a face down card from your arsenal on the bottom of your deck: Draw a card and prevent the next 1 damage that would be dealt to your hero this turn

Flashback—{1}{U}

Set: Crucible of War Edition: 1st Edition Finish: Rainbow Foil Type: Attack Reaction Rarity: Majestic Class: Warrior Cost: 0 You may attack an additional time with target sword this turn

but I didn't expect it from the building itself

Hammerheim [Legends] WTR042-C you may defend with attackSet: Legends Type: Legendary Land Rarity: Uncommon {T}: Add {R}. {T}: Target creature loses all landwalk abilities until end of turn. "'Tis distance lends enchantment to the view, And robes the mountain in its azure hue." Thomas Campbell, "Pleasures of Hope"