Mystic Redaction + Whispering Madness + Teferi's Ageless Insight

Prerequisites

• You control a creature that can attack this turn and that cannot be blocked by an opponent.
• An opponent has at least six cards in hand, or you have at least seven cards in hand.

Steps

1. 1Cast Whispering Madness by paying , causing each player to discard your hand, then draw cards equal to the greatest number of cards discarded this way, with you drawing double that number due to Teferi's Ageless Insight.
2. 2Whispering Madness' cipher ability triggers, exiling Whispering Madness encoded on a creature you control.
3. 3Mystic Redaction triggers for each card you discarded, causing each opponent to mill two cards for each card you discarded.
4. 4Deal combat damage using the creature that has Whispering Madness encoded.
5. 5The creature triggers, casting a copy of Whispering Madness without paying its mana cost.
6. 6Resolve the copy of Whispering Madness, causing each player to discard your hand, then draw cards equal to the greatest number of cards discarded this way, with you drawing double that number due to Teferi's Ageless Insight.
7. 7Mystic Redaction triggers for each card you discarded, causing each opponent to mill two cards for each card you discarded.
8. 8Move to your cleanup step, and discard cards down to your maximum hand size.
9. 9Mystic Redaction triggers for each card you discarded, causing each opponent to mill two cards for each card you discarded.

Effects

• Near-infinite card draw
• Near-infinite draw triggers
• Near-infinite mill
• Near-infinite self-discard triggers