Civilized Scholar // Homicidal Brute, and Mirror Image

Prerequisites

• Civilized Scholar // Homicidal Brute in hand or on the battlefield or in the command zone or in exile or in the graveyard or in the library
• Mirror Image on the battlefield
• Mirror Image does not have summoning sickness

Steps

1. Activate Mirror Image using Civilized Scholar's ability by tapping it
2. Resolve that ability and choose to modify it with dredge, causing you to mill at least one card, return the creature card with dredge from your graveyard to your hand, then discard that same card, untap Mirror Image and fail to transform it
3. Repeat

Results

• Infinite self-mill
• Near-infinite self-discard triggers