Your search for "*mouse guard*" revealed the following:
Elite Vanguard
[Magic 2012]
Add 1x NM ($0.35) to Cart
$0.35
Benja - Guardian of the Dragon Gem (180/204)
[Fabled]
Add 1x NM ($0.25) to Cart
$0.25
Break Down the Door
[Duskmourn: House of Horror]
Add 1x NM ($0.35) to Cart
$0.35
Killer's Mask
[Duskmourn: House of Horror]
Add 1x NM ($0.35) to Cart
$0.35
Emperor's Vanguard
[Ixalan]
Add 1x NM ($0.50) to Cart
$0.50
Phalanx Vanguard
[The Brothers' War]
Add 1x NM ($0.25) to Cart
Add 1x NM Foil ($0.25) to Cart
Waltz of Rage
[Duskmourn: House of Horror]
Add 1x NM ($0.50) to Cart
$0.50
Guardian of the Great Door
[The Lost Caverns of Ixalan]
Varies
Guardian of the Great Door
[The Lost Caverns of Ixalan]
Add 1x NM ($0.35) to Cart
Add 1x NM Foil ($0.40) to Cart
Winter's Intervention
[Duskmourn: House of Horror]
Varies
Winter's Intervention
[Duskmourn: House of Horror]
Add 1x NM ($0.25) to Cart
Add 1x NM Foil ($0.25) to Cart
Turn Inside Out
[Duskmourn: House of Horror]
Varies
Turn Inside Out
[Duskmourn: House of Horror]
Add 1x NM ($0.50) to Cart
Add 1x LP ($0.40) to Cart
Add 1x NM Foil ($0.40) to Cart
Bashful Beastie
[Duskmourn: House of Horror]
Add 1x NM ($0.25) to Cart
Add 1x NM Foil ($0.25) to Cart
Fear of Falling
[Duskmourn: House of Horror]
Add 1x NM ($0.35) to Cart
$0.35
Fear of Exposure
[Duskmourn: House of Horror]
Add 1x NM ($0.35) to Cart
$0.35
Hamlet Vanguard
[Innistrad: Crimson Vow]
Add 1x NM ($0.50) to Cart
$0.50
Boarded Window
[Innistrad: Crimson Vow]
Add 1x NM ($0.35) to Cart
Add 1x NM Foil ($0.35) to Cart
Ritual Guardian
[Innistrad: Double Feature]
Add 1x NM ($0.25) to Cart
$0.25
