Mardu Siegebreaker + Aggravated Assault + Rose Room Treasurer

Prerequisites

• An opponent cannot block and kill creatures you control.
• You have three or more opponents.

Steps

1. 1Declare Mardu Siegebreaker as an attacker, triggering its second ability, creating a token copy of Rose Room Treasurer tapped and attacking each opponent.
2. 2When the Rose Room Treasurer tokens enter the battlefield, they each trigger for each other token that entered the battlefield, and any other Rose Room Treasurer(s) you control trigger for each token that entered the battlefield.
3. 3Resolve a Rose Room Treasurer trigger, creating a Treasure token if its the first or second time that ability has resolved this turn, or choosing not to pay otherwise.
4. 4Repeat step 3 for each remaining trigger.
5. 5Move to your postcombat main phase.
6. 6Activate five Treasures by tapping and sacrificing them, adding .
7. 7Activate Aggravated Assault by paying , causing you to untap all creatures you control and to get an additional combat and main phase after this one.
8. 8Repeat.

Effects

• Near-infinite colored mana
• Near-infinite combat phases
• Near-infinite creature ETB
• Near-infinite creature LTB
• Near-infinite creature sacrifice triggers
• Near-infinite death triggers
• Near-infinite mana creatures you control can produce
• Near-infinite Treasure tokens
• Near-infinite untap of creatures you control