
, Collect evidenceCollect evidenceTo collect evidence 3, exile cards with total mana value 3 or greater from your graveyard. 3: Add one mana of any color. Put an unlock counter on this artifact. (To collect evidence 3, exile cards with total mana value 3 or greater from your graveyard.)
Sacrifice this artifact: SurveilSurveilLook at that many cards from the top of your library, then put any number into your graveyard and the rest back on top in any order. 3, then draw three cards. Activate only if this artifact has five or more unlock counters on it.
Hover an underlined rule to see what it means.
Read from the rules text. A card that enables a keyword makes or is the thing; a card that rewards it gets better when you have it. Two cards interact when one enables what the other rewards.