Summoning Station + Pitiless Plunderer + Phyrexian Altar

Prerequisites

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Steps

1. 1Activate Summoning Station by tapping it, creating a 2/2 Pincher creature token.
2. 2Activate Phyrexian Altar by sacrificing the Pincher.
3. 3When the Pincher dies, Pitiless Plunderer triggers, creating a Treasure token.
4. 4Activate the Treasure by tapping and sacrificing it, adding one mana of any color.
5. 5Summoning Station triggers, untapping it.
6. 6Repeat.

Effects

• Infinite colored mana
• Infinite death triggers
• Infinite ETB
• Infinite LTB
• Infinite sacrifice triggers