Your search for "*Mouse Guard*" revealed the following:
Bane Alley Blackguard
[Dragon's Maze]
Add 1x LP ($0.23) to Cart
Add 1x LP Foil ($0.23) to Cart
Felidar Guardian
[Mystery Booster]
Add 1x NM ($3.70) to Cart
$3.70
Seed Guardian
[Oath of the Gatewatch]
Add 1x NM ($0.35) to Cart
$0.35
Dangerdoom - The Mouse And The Mask (2x Vinyl LP)
Add 1x ($73.95) to Cart
$73.95
Broodguard Elite
[Edge of Eternities]
Add 1x NM ($0.35) to Cart
$0.35
Ethereal Armor
[Duskmourn: House of Horror]
Add 1x NM Foil ($0.90) to Cart
$0.90
Seasoned Warrenguard
[Bloomburrow]
Add 1x NM ($0.35) to Cart
Add 1x NM Foil ($0.50) to Cart
Creeping Peeper
[Duskmourn: House of Horror]
Add 1x NM ($0.25) to Cart
Add 1x NM Foil ($0.30) to Cart
Bofur, Reliable Guardian
[The Hobbit]
Add 1x NM ($0.35) to Cart
Add 1x NM Foil ($0.40) to Cart
Guardian of the Great Conduit
[Kaladesh]
Add 1x NM ($0.35) to Cart
$0.35
Dragonsguard Elite
[Strixhaven: School of Mages]
Varies
Dragonsguard Elite
[Strixhaven: School of Mages]
Add 1x NM ($0.50) to Cart
Add 1x NM Foil ($0.50) to Cart
Hardened Escort
[Duskmourn: House of Horror]
Add 1x NM ($0.25) to Cart
Add 1x NM Foil ($0.30) to Cart
Bear Trap
[Duskmourn: House of Horror]
Add 1x NM ($0.25) to Cart
$0.25
Somber Hoverguard
[Modern Masters 2015]
Add 1x NM ($0.25) to Cart
Add 1x NM Foil ($0.40) to Cart
Guardian of Tazeem
[Battle for Zendikar]
Add 1x NM ($0.50) to Cart
$0.50
Mabel, Valley Hero
[Reality Fracture]
Add 1x NM ($0.50) to Cart
$0.50
