Tortured Existence + Pitiless Plunderer + Ashnod's Altar + Insidious Roots

Prerequisites

• You have a creature card in hand and a creature card in your graveyard.

Steps

1. 1Activate Tortured Existence by paying and discarding a creature card, returning another creature card from your graveyard to your hand.
2. 2Insidious Roots triggers, creating a creature token.
3. 3Activate Ashnod's Altar by sacrificing the creature token, adding .
4. 4When the creature token dies, Pitiless Plunderer triggers, creating a Treasure token.
5. 5Activate a Treasure by tapping and sacrificing it, adding .
6. 6Repeat.

Effects

• Infinite +1/+1 counters on certain creatures
• Infinite colorless mana
• Infinite death triggers
• Infinite ETB
• Infinite LTB
• Infinite sacrifice triggers
• Infinite self-discard triggers