Bloom Tender + Eternal Scourge + Intruder Alarm + and 2 others

WUBRG identity

Commander legal

The 5 combo pieces

What must be in place

Bloom Tender does not have summoning sickness.
You control at least one permanent of each color.

How to execute it

  1. Activate Bloom Tender by tapping it, adding three mana of each color.
  2. Activate Legacy Weapon by paying {W}{U}{B}{R}{G}, exiling Eternal Scourge.
  3. Cast Eternal Scourge from exile by paying {3}.
  4. When Eternal Scourge enters the battlefield, Intruder Alarm triggers, untapping all creatures.
  5. Repeat.

What the combo produces