Go-Shintai of Life's Origin + Intruder Alarm + Jegantha, the Wellspring + Phantatog

WUBRG identity

Commander legal

The 4 combo pieces

• Go-Shintai of Life's Origin
• Intruder Alarm
• Jegantha, the Wellspring
• Phantatog

What must be in place

Jegantha and Go-Shintai do not have summoning sickness.
You control another nontoken Shrine.

How to execute it

1. Activate Phantatog's first ability by sacrificing another nontoken Shrine, causing Phantatog to get +1/+1 until end of turn.
2. Activate Jegantha by tapping it, adding {W}{U}{B}{R}{G} that cannot be spent to pay generic mana costs.
3. Activate Go-Shintai by paying {W}{U}{B}{R}{G} and tapping it, returning any Shrine from your graveyard to the battlefield.
4. When the Shrine enters the battlefield, Go-Shintai triggers, creating a 1/1 Shrine enchantment creature token.
5. When the Shrine token enters the battlefield, Intruder Alarm triggers, untapping all creatures.
6. Repeat.

What the combo produces

• Infinite creature LTB
• Infinite creature tokens
• Infinite death triggers
• Infinite ETB
• Infinite mana creatures you control can produce
• Infinite sacrifice triggers
• Infinite untap of creatures
• Infinitely large creature until end of turn