Border Guardian
4Artifact Creature — Knight
Unstable
Show card in:
Card text
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.
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.
1 / 1
Details
- Set
- Unstable (UST)
- Number
- #140
- Rarity
- Uncommon
- Mana cost
- 4
- Artist
- Chris Seaman
Legality
Alchemy
Not legal
Brawl
Not legal
Commander
Not legal
Competitive brawl
Not legal
Duel
Not legal
Explorer
Not legal
Future
Not legal
Gladiator
Not legal
Historic
Not legal
Legacy
Not legal
Modern
Not legal
Oathbreaker
Not legal
Old school
Not legal
Pauper
Not legal
Pauper commander
Not legal
Penny
Not legal
Pioneer
Not legal
PreDH
Not legal
Premodern
Not legal
Standard
Not legal
Standard brawl
Not legal
Timeless
Not legal
TLR
Not legal
Vintage
Not legal
Prices
CardMarket guide
As of 14/10/2026
| Low | Avg | Trend | 7-day avg | 30-day avg |
|---|---|---|---|---|
| €0,02 | €0,11 | €0,11 | €0,11 | €0,13 |
Detailed offers
As of 29/07/2026
| Condition | Country | Language | Low | Avg | Offers |
|---|---|---|---|---|---|
| NM |  Spain |  English | €0,03 | €0,03 | 1 |