Painter's Servant + Grindstone

Prerequisites

• Any color chosen with Painter's Servant.

Steps

1. 1Activate Grindstone by paying and tapping it, causing target player to mill two cards.
2. 2Because both cards will share a color due to Painter's Servant, the process in step 1 repeats until the player has milled their entire library.

Effects

• Infinite mill for target opponent
• Infinite self-mill