Flowerfoot Swordmaster
Offspring (You may pay an additional as you cast this spell. If you do, when this creature enters, create a 1/1 token copy of it.)
Valiant — Whenever this creature becomes the target of a spell or ability you control for the first time each turn, Mice you control get +1/+0 until end of turn.
Valiant — Whenever this creature becomes the target of a spell or ability you control for the first time each turn, Mice you control get +1/+0 until end of turn.
Creature - Soldier Mouse

Fetching editions
Flowerfoot Swordmaster
Creature — Soldier Mouse • 1/2
Offspring (You may pay an additional as you cast this spell. If you do, when this creature enters, create a 1/1 token copy of it.)
Valiant — Whenever this creature becomes the target of a spell or ability you control for the first time each turn, Mice you control get +1/+0 until end of turn.
Valiant — Whenever this creature becomes the target of a spell or ability you control for the first time each turn, Mice you control get +1/+0 until end of turn.
Rarity: uncommon
Collector number: 14
Artist: Aaron Miller
EDH Rank: 12286
Commander game changer: Nope
Canadian Highlander points: 0
0
Legalities:
