Cast Sprouting Phytohydra by paying {4}{G}.
When Sprouting Phytohydra enters the battlefield, Marauding Raptor triggers, dealing 2 damage to Sprouting Phytohydra.
Sprouting Phytohydra dies as a state-based action due to having zero or less toughness.
Sprouting Phytohydra triggers, creating a token copy of itself.
Repeat from step 2.

Infinite creature ETB

Infinite creature LTB

Sprouting Phytohydra

Marauding Raptor

Cast Sprouting Phytohydra by paying {4}{G}.
When Sprouting Phytohydra enters the battlefield, Aether Flash triggers, dealing 2 damage to Sprouting Phytohydra.
Sprouting Phytohydra dies as a state-based action due to having zero or less toughness.
Sprouting Phytohydra triggers, creating a token copy of itself.
Repeat from step 2.

Aether Flash

Activate Goblin Bombardment by sacrificing a creature, dealing 1 damage to Sprouting Phytohydra.
Sprouting Phytohydra triggers, creating a token copy of itself.
Activate Goblin Bombardment by sacrificing the damaged Sprouting Phytohydra, dealing 1 damage to the remaining Sprouting Phytohydra.
Repeat from step 2.

Infinite death triggers

Infinite creature sacrifice triggers

Goblin Bombardment

Activate Blasting Station by tapping it and sacrificing a creature, dealing 1 damage to Sprouting Phytohydra.
Sprouting Phytohydra triggers, creating a token copy of itself.
The Sprouting Phytohydra token enters the battlefield, triggering Blasting Station, untapping Blasting Station.
Activate Blasting Station by tapping it and sacrificing the damaged Sprouting Phytohydra, dealing 1 damage to the remaining Sprouting Phytohydra.
Repeat from step 2.

Blasting Station

Activate Pyrohemia by paying {R}, dealing 1 damage to each creature and each player.
Sprouting Phytohydra triggers, creating a token copy of itself.
Activate Phyrexian Altar by sacrificing the damaged Sprouting Phytohydra, adding {R}.
Repeat until each opponent loses the game due to having zero or less life.

Each opponent loses the game

Near-infinite damage

Near-infinite death triggers

Near-infinite creature ETB

Near-infinite creature LTB

Near-infinite creature sacrifice triggers

Phyrexian Altar

Pyrohemia

Activate Pestilence by paying {B}, dealing 1 damage to each creature and each player.
Sprouting Phytohydra triggers, creating a token copy of itself.
Activate Phyrexian Altar by sacrificing the damaged Sprouting Phytohydra, adding {B}.
Repeat until each opponent loses the game due to having zero or less life.

Pestilence

Activate Pyrohemia by paying {R}, dealing 1 damage to each creature and each player.
Sprouting Phytohydra triggers, creating a token copy of itself.
Activate Thermopod's second ability by sacrificing the damaged Sprouting Phytohydra, adding {R}.
Repeat until each opponent loses the game due to having zero or less life.

Thermopod

Activate Phyrexian Altar by sacrificing another creature, adding one mana of any color.
The creature dies, triggering Last Laugh, dealing 1 damage to each creature and each player.
Sprouting Phytohydra triggers, creating a token copy of itself.
Activate Phyrexian Altar by sacrificing the damaged Sprouting Phytohydra, adding one mana of any color.
Repeat from step 2.

Near-infinite colored mana

Last Laugh

Activate Ashnod's Altar by sacrificing another creature, adding {C}{C}.
The creature dies, triggering Last Laugh, dealing 1 damage to each creature and each player.
Sprouting Phytohydra triggers, creating a token copy of itself.
Activate Ashnod's Altar by sacrificing the damaged Sprouting Phytohydra, adding {C}{C}.
Repeat from step 2.

Near-infinite colorless mana

Ashnod's Altar

Activate Spawning Pit's first ability by sacrificing another creature.
When the creature dies, Last Laugh's first ability triggers, dealing 1 damage to each creature and each player.
Sprouting Phytohydra triggers, creating a token copy of itself.
Resolve the Spawning Pit ability, putting a charge counter on it.
Repeat, sacrificing the damaged Sprouting Phytohydra instead.

Combos with "Sprouting Phytohydra"