Journey into the Catacombs

Journey into the Catacombs enters the battlefield with four journey counters on it.
{2}{t}: Remove a journey counter from Journey into the Catacombs. Investigate.
If Journey into the Catacombs has no journey counters on it, you investigate 3 times and target player sacrifices two creatures.
The winding tunnels led the twins through an ever-deeper mystery, until they saw what the end beheld.