Cryptex

Artifact

, Collect evidence 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: Surveil 3, then draw three cards. Activate only if this artifact has five or more unlock counters on it.

Yeong-Hao Han

Legalities

LEGALStandard
LEGALPioneer
LEGALModern
LEGALLegacy
LEGALVintage
LEGALCommander
LEGALOathbreaker
NOT LEGALAlchemy
LEGALHistoric
LEGALBrawl
LEGALTimeless
NOT LEGALPauper
LEGALPenny