Humble the Brute 

Instant
Destroy target creature with power 4 or greater.
Investigate.(Create a Clue token. It's an artifact with ", Sacrifice this token: Draw a card.")
Legality
standardNOT LEGALpioneerLEGALmodernLEGALlegacyLEGALvintageLEGALcommanderLEGAL