Kenrith, the Returned King, Phyrexian Altar, and Mitotic Slime

Prerequisites

• Kenrith, the Returned King on the battlefield
• Phyrexian Altar on the battlefield
• Mitotic Slime in the graveyard
• available

Steps

1. Activate Kenrith's fifth ability by paying , returning Mitotic Slime to the battlefield from your graveyard
2. Activate Phyrexian Altar by sacrificing Mitotic Slime, adding
3. When Mitotic Slime dies, it triggers, creating two 2/2 Ooze creature tokens
4. Activate Phyrexian Altar twice by sacrificing the two Ooze tokens, adding
5. When the Oozes die, they trigger, creating four 1/1 Ooze creature tokens
6. Activate Phyrexian Altar twice by sacrificing two Ooze tokens, adding
7. Repeat
8. Once you have infinite mana, you may use it to activate any of Kenrtih's other abilities

Results

• Infinite +1/+1 counters
• Infinite card draw for any number of players
• Infinite colored mana
• Infinite creature tokens
• Infinite death triggers
• Infinite draw triggers for any number of players
• Infinite ETB
• Infinite lifegain
• Infinite lifegain triggers
• Infinite LTB
• Infinite sacrifice triggers
• Put all creature cards from all graveyards onto the battlefield under your control
• Infinite draw triggers for any number of opponents