Blowfly Infestation + Flourishing Defenses
Produces: Infinite ETB, Infinite LTB, Infinite death triggers


- Color identity
- BG
Prerequisites
You control at least two other creatures with toughness equal to 1. You have a way to put a -1/-1 counter on a creature.
Steps
- Put a -1/-1 counter on any creature you control with toughness equal to one.
- The creatue dies as a state-based action due to having zero toughness.
- Flourishing Defenses and Blowfly Infestation trigger.
- Resolve the Flourishing Defenses trigger, creating a creature token.
- Resolve the Blowfly Infestation trigger, putting a -1/-1 counter on any creature you control with toughness equal to 1.
- Repeat from step 2.
How to execute this combo
The "Blowfly Infestation + Flourishing Defenses" combo takes 6 steps in order. Make sure you have the mana open and permanents listed in the prerequisites before you start — opponents can respond between steps.
The end result: Infinite ETB, Infinite LTB, Infinite death triggers.
Practice the line offline: lay out the cards, walk through each step, and note where you can lose the combo (summoning sickness, lack of priority, removal on a key permanent). In game, announce each step clearly; in casual play you can offer to shortcut after demonstrating the loop.
The best window is a turn when opponents are tapped out or after they commit a spell — hold protection (a counter, Vexing Shusher) if the combo wins on the spot.