Helga, Skittish Seer, Mind Over Matter, and Palinchron

Prerequisites

• Helga, Skittish Seer on the battlefield
• Mind Over Matter on the battlefield
• Palinchron in hand
• Helga does not have summoning sickness and has power 4 or greater
• You control up to seven lands that can tap to produce at least , plus an amount of generic mana equal to minus Helga's power

Steps

1. Activate Helga by tapping it, adding at least that can only be spent to cast creature spells with mana value 4 or greater or creature spells with in their mana cost
2. Activate up to seven lands by tapping them, adding at least , plus up to an additional if needed
3. Cast Palinchron by paying
4. Helga triggers, causing you to draw a card, gain 1 life and put a +1/+1 counter on Helga
5. When Palinchron enters the battlefield, it triggers, untapping up to seven lands
6. Activate Palinchron by paying , returning it from the battlefield to your hand
7. Activate Mind Over Matter by discarding a card, untapping Helga
8. Repeat

Results

• Near-infinite mana permanents you control can produce
• Infinite self-discard triggers
• Near-infinite lifegain
• Near-infinite lifegain triggers
• Near-infinite ETB
• Infinite draw triggers
• Infinite looting
• Near-infinite storm count
• Near-infinite LTB
• Near-infinite untap of permanents you control
• Near-infinite +1/+1 counters on Helga
• Near-infinite colored mana that can only be spent to cast creature spells with mana value 4 or greater or creature spells with X in their mana cost