Sun Titan + Fiend Hunter + Phyrexian Altar

Prerequisites

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Steps

1. 1Activate Phyrexian Altar by sacrificing Fiend Hunter, adding one mana of any color.
2. 2When Fiend Hunter dies, its second ability triggers, returning Sun Titan to the battlefield from exile.
3. 3When Sun Titan enters the battlefield, it triggers, returning Fiend Hunter from your graveyard to the battlefield.
4. 4When Fiend Hunter enters the battlefield, its first ability triggers, exiling Sun Titan.
5. 5Repeat.

Effects

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