Kenrith, the Returned King, Relic of Legends, Agatha of the Vile Cauldron, and King Darien XLVIII

Prerequisites

• Kenrith, the Returned King on the battlefield
• Relic of Legends on the battlefield
• Agatha of the Vile Cauldron on the battlefield
• King Darien XLVIII in the graveyard
• available

Steps

1. Activate Kenrith's fifth ability by paying due to Agatha, returning King Darien XLVIII from your graveyard to the battlefield
2. Activate Relic of Legends' second ability by tapping King Darien XLVIII, adding
3. Activate King Darien XLVIII by sacrificing it
4. Repeat

Results

• Infinite ETB
• Infinite LTB
• Infinite death triggers
• Infinite sacrifice triggers