Merchant of Truth

Creature — Angel Detective{2}{W}{W}2/5

Flying Whenever a nontoken creature you control dies, investigate. Clues you control have exalted. (Whenever a creature you control attacks alone, that creature gets +1/+1 until end of turn for each instance of exalted among permanents you control.)

Colour identity White · Flying, Investigate

In short

Merchant of Truth has 3 listed printings; the most valuable is the Extended Art printing from MKC at US$1.15 on TCGplayer's market price. Prices below are the cheapest in-stock listing in the United States.

Every Merchant of Truth printing

Extended Art