Keyword: Investigate

When Thraben Inspector enters the battlefield, investigate. (Create a colorless Clue artifact token with “, Sacrifice this artifact: Draw a card.”)

When Thraben Inspector enters the battlefield, investigate. (Create a colorless Clue artifact token with “, Sacrifice this artifact: Draw a card.”)

At the beginning of your upkeep, investigate. (Create a colorless Clue artifact token with “, Sacrifice this artifact: Draw a card.”)
, Sacrifice three Clues: Search your library for a card and put that card into your hand. Then shuffle your library.

Whenever a nontoken creature you control dies, investigate. (Create a colorless Clue artifact token with “, Sacrifice this artifact: Draw a card.”)
Whenever you sacrifice a Clue, create a 1/1 white Human Soldier creature token.

Whenever a nontoken creature you control dies, investigate. (Create a colorless Clue artifact token with “, Sacrifice this artifact: Draw a card.”)
Whenever you sacrifice a Clue, create a 1/1 white Human Soldier creature token.

: Add .
, : Investigate. (Create a colorless Clue artifact token with “, Sacrifice this artifact: Draw a card.”)

When Thraben Inspector enters the battlefield, investigate. (Create a colorless Clue artifact token with “, Sacrifice this artifact: Draw a card.”)

When Thraben Inspector enters the battlefield, investigate. (Create a colorless Clue artifact token with “, Sacrifice this artifact: Draw a card.”)

Put target permanent on top of its owner’s library.
Investigate. (Create a colorless Clue artifact token with “, Sacrifice this artifact: Draw a card.”)

Whenever you cast an instant or sorcery spell, investigate. (Create a colorless Clue artifact token with “, Sacrifice this artifact: Draw a card.”)

When Byway Courier dies, investigate. (Create a colorless Clue artifact token with “, Sacrifice this artifact: Draw a card.”)

Whenever a land enters the battlefield under your control, investigate. (Create a colorless Clue artifact token with “, Sacrifice this artifact: Draw a card.”)
Whenever you sacrifice a Clue, put a +1/+1 counter on Tireless Tracker.

Target creature gets +1/+0 and gains indestructible until end of turn. (Damage and effects that say “destroy” don’t destroy it.)
Investigate. (Create a colorless Clue artifact token with “, Sacrifice this artifact: Draw a card.”)

Destroy target artifact or enchantment.
Investigate. (Create a colorless Clue artifact token with “, Sacrifice this artifact: Draw a card.”)

Tap up to two target creatures.
Investigate. (Create a colorless Clue artifact token with “, Sacrifice this artifact: Draw a card.”)

Legendary Partner (You can have two commanders if this is one of them. The other one is promoted to legendary.)
Flying, vigilance
Teamwork—Whenever you attack or block with both Sol, Advocate Eternal and its partner, support 4 and investigate four times.

: Add .
, : Investigate. (Create a colorless Clue artifact token with “, Sacrifice this artifact: Draw a card.”)

At the beginning of your upkeep, investigate. (Create a colorless Clue artifact token with “, Sacrifice this artifact: Draw a card.”)
, Sacrifice three Clues: Search your library for a card and put that card into your hand. Then shuffle your library.

At the beginning of your upkeep, investigate. (Create a colorless Clue artifact token with “, Sacrifice this artifact: Draw a card.”)
, Sacrifice three Clues: Search your library for a card and put that card into your hand. Then shuffle your library.

Counter target spell.
Investigate three times. (To investigate, create a colorless Clue artifact token with “, Sacrifice this artifact: Draw a card.”)

Whenever a land enters the battlefield under your control, investigate. (Create a colorless Clue artifact token with “, Sacrifice this artifact: Draw a card.”)
Whenever you sacrifice a Clue, put a +1/+1 counter on Tireless Tracker.

Target creature gets -4/-0 until end of turn.
Investigate. (Create a colorless Clue artifact token with “, Sacrifice this artifact: Draw a card.”)

Target creature gets +1/+0 and gains indestructible until end of turn. (Damage and effects that say “destroy” don’t destroy it.)
Investigate. (Create a colorless Clue artifact token with “, Sacrifice this artifact: Draw a card.”)

Whenever a land enters the battlefield under your control, investigate. (Create a colorless Clue artifact token with “, Sacrifice this artifact: Draw a card.”)
Whenever you sacrifice a Clue, put a +1/+1 counter on Tireless Tracker.

Tap up to two target creatures.
Investigate. (Create a colorless Clue artifact token with “, Sacrifice this artifact: Draw a card.”)