Jedit Ojanen, Mercenary, Leyline of Singularity, and Earthcraft

Prerequisites

• Jedit Ojanen, Mercenary on the battlefield
• Leyline of Singularity on the battlefield
• Earthcraft on the battlefield
• You have a way to cause a creature to enter the battlefield under your control
• You control a basic Forest

Steps

1. Cause a creature to enter the battlefield under your control, which will be legendary due to Leyline of Singularity
2. Jedit triggers, holding priority, activate a basic Forest by tapping it, adding
3. Activate Earthcraft by tapping the creature that entered the battlefield, untapping a basic Forest
4. Resolve the Jedit trigger, causing you to pay to create a 2/2 Cat Warrior creature token that is legendary due to Leyline of Singularity
5. If you control two or more Cat Warrior tokens, put all but the most recent token into your graveyard due to the legend rule
6. Repeat from step 2

Results

• Infinite LTB
• Infinite ETB
• Infinite death triggers