Border Guardian
Unstable (UST) #140 · Uncommon · Artifact Creature — Knight
Mana cost: {4}
Whenever you cast a silver-bordered spell, put a +1/+1 counter on this creature.
Whenever you cast a black-bordered spell, this creature can't be blocked this turn.
Whenever you cast a white-bordered spell, this creature gains double strike until end of turn.
Power/toughness 1/1 · Illustrated by Chris Seaman · Released December 8, 2017
Prices
- Nonfoil: $0.10 USD · €0.11 EUR
- Foil: $0.26 USD · €0.56 EUR
Nonfoil price since August 29, 2026: unchanged at $0.10 USD.
Printings
- Unstable #140 (this printing) · Uncommon · 2017 · $0.10 USD
Legality
- Standard: Not legal
- Alchemy: Not legal
- Pioneer: Not legal
- Historic: Not legal
- Modern: Not legal
- Brawl: Not legal
- Legacy: Not legal
- Timeless: Not legal
- Vintage: Not legal
- Pauper: Not legal
- Commander: Not legal
- Penny: Not legal
- Oathbreaker: Not legal
- Duel: Not legal
Rulings
- 2018-01-19 · wotc — Playing a land won’t cause any of Border Guardian’s abilities to trigger. But for the record, Unstable basic lands don’t have a border.