Case of the Filched Falcon - Murders at Karlov Manor - 44

Enchantment — Case

Mana Cost: {U}

When this Case enters, investigate. (Create a Clue token. It's an artifact with "{2}, Sacrifice this token: Draw a card.")
To solve — You control three or more artifacts. (If unsolved, solve at the beginning of your end step.)
Solved — {2}{U}, Sacrifice this Case: Put four +1/+1 counters on target noncreature artifact. It becomes a 0/0 Bird creature with flying in addition to its other types.

Uncommon · Murders at Karlov Manor · #44 (MKM)

Illustrated by Julia Metzger