Athreos, Shroud-Veiled + Denry Klin, Editor in Chief + Phyrexian Altar
Infinite colored mana, Infinite death triggers, Infinite ETB, Infinite LTB, Infinite sacrifice triggers
Activate Phyrexian Altar by sacrifiing another nontoken creature with a coin counter on it, adding one mana of any color.
When the creature dies, Athreos' third ability triggers, returning the creature from your graveyard to the battlefield.
When the creature enters the battlefield, Denry Klin triggers, putting a coin counter on it.
Repeat.
Component Cards
How It Works
Activate Phyrexian Altar by sacrifiing another nontoken creature with a coin counter on it, adding one mana of any color.
When the creature dies, Athreos' third ability triggers, returning the creature from your graveyard to the battlefield.
When the creature enters the battlefield, Denry Klin triggers, putting a coin counter on it.
Repeat.