Displacer Kitten, Palinchron, and Mourning

Prerequisites

• Displacer Kitten on the battlefield
• Palinchron on the battlefield
• Mourning in hand

Steps

1. Activate up to seven lands you control by tapping them, adding at least Cast Mourning by paying its mana cost, targeting Displacer Kitten Displacer Kitten triggers, blinking Palinchron
2. When Palinchron enters the battlefield, it triggers, untapping up to seven lands
3. Resolve the Mourning spell
4. Activate Mourning by paying , returning it from the battlefield to your hand
5. Repeat

Results

• Infinite LTB
• Infinite ETB
• Infinite storm count
• Infinite mana lands you control can produce