Border Guardian is a uncommon Artifact Creature — Knight card from Magic: The Gathering (Unstable, UST). Current market price: $0.11.
Uncommon
Unstable (UST)
{4}
Power / Toughness
1 / 1
Mana Value
4
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.
