Hinata, Dawn-Crowned, Soulfire Grand Master, and Reality Spasm

Prerequisites

• Hinata, Dawn-Crowned on the battlefield
• Soulfire Grand Master on the battlefield
• Reality Spasm in hand
• Permanents you control can tap to produce at least

Steps

1. Activate any number of mana-producing permanents you control by tapping them, adding at least
2. Activate Soulfire Grand Master by paying , causing you to put the next instant or sorcery card you cast from your hand this turn into your hand as it resolves
3. Cast Reality Spasm by paying a total of due to Hinata, untapping the mana-producing permanents and returning Reality Spasm to your hand due to Soulfire Grand Master
4. Repeat
5. You may also repeat this on each opponent's upkeep to first gain infinite mana, then repeat the loop using Reality Spasm's other mode instead to tap down all opponents' permanents

Results

• Infinite magecraft triggers
• Infinite mana permanents you control can produce
• Infinite storm count
• Infinite untap of permanents you control
• Tap all permanents your opponents control each upkeep