Carnage, Crimson Chaos, Saw in Half, and Activated Sleeper

Prerequisites

• Carnage, Crimson Chaos on the battlefield
• Saw in Half in hand
• Activated Sleeper in hand or in the graveyard
• available

Steps

1. Cast Saw in Half by paying , destroying Carnage and creating two token copies of it with reduced power and toughness
2. Put either Carnage token into your graveyard due to the legend rule
3. When the Carnage tokens enter, they trigger, returning up to two applicable cards from your graveyard to the battlefield, including Activated Sleeper if it's in your graveyard
4. If Activated Sleeper was not returned in step 3, cast it by paying
5. Regardless, choose to have Activated Sleeper enter as a copy of Carnage
6. Put Activated Sleeper into your graveyard due to the legend rule
7. When Activated Sleeper enters, it triggers, returning itself from your graveyard to the battlefield as a copy of Carnage
8. Repeat from step 5

Results

• Infinite LTB
• Infinite ETB
• Infinite death triggers