Cormela, Glamour Thief, Runaway Steam-Kin, and Twinflame

Prerequisites

• Cormela, Glamour Thief on the battlefield
• Runaway Steam-Kin on the battlefield
• Twinflame in hand
• You have an amount of mana available equal to three minus the number of +1/+1 counters on Runaway Steam-Kin

Steps

1. If Runaway Steam-Kin has three or more +1/+1 counters on it, activate Runaway Steam-Kin by removing three +1/+1 counters from it, adding
2. Activate Cormela by paying and tapping it, adding that can only be spent to cast instant and/or sorcery spells
3. Cast Twinflame by paying
4. Runaway Steam-Kin triggers, putting a +1/+1 counter on itself
5. Resolve Twinflame, creating a token copy of Cormela
6. Put the tapped Cormela into your graveyard due to the legend rule
7. Cormela dies, triggering itself, returning Twinflame from your graveyard to your hand
8. Repeat

Results

• Infinite black mana that can only be spent to cast instant and sorcery spells
• Infinite blue mana that can only be spent to cast instant and sorcery spells
• Infinite death triggers
• Infinite ETB
• Infinite LTB
• Infinite magecraft triggers
• Infinite sacrifice triggers
• Infinite storm count