Whenever equipped creature attacks, sacrifice Karlov's Crossbow and destroy target creature an opponent controls.
Equip {1}
Forecast — {0}, Reveal Karlov's Crossbow from your hand: For the remainder of the game, spells you cast named Karlov's Crossbow cost {1} less to cast. (Activate only during your upkeep and only once each turn.)
Legalities
tlrnot legal
duelnot legal
brawlnot legal
pennynot legal
PreDHnot legal
futurenot legal
legacynot legal
modernnot legal
paupernot legal
alchemynot legal
pioneernot legal
vintagenot legal
historicnot legal
standardnot legal
Timelessnot legal
commandernot legal
Gladiatornot legal
Old Schoolnot legal
Premodernnot legal
Oathbreakernot legal
Standard Brawlnot legal
Pauper Commandernot legal
Context
Card type: Artifact — Equipment. Mana cost: {5} (5 converted). Keyword abilities: Forecast and Equip.