You control at least three other creatures that can attack this turn.
Steps
Declare Radha,
Najeela, and at least three other creatures as attackers.
Radha and
Najeela trigger.
Resolve the Radha trigger, adding at least ({5} magic symbol) .
Resolve the
Najeela trigger, creating a 1/1 Warrior creature token that is tapped and attacking.
Activate
Najeela by paying ({5} magic symbol) , untapping all attacking creatures, giving them trample, lifelink and haste, and gaining an additional combat phase after this one.
Repeat each combat phase.
Results
Infinite colored mana.
Infinite combat phases.
Infinite creature tokens.
Infinite ETB.
Infinite lifegain.
Infinite lifegain triggers.
Metadata
In 10 decks according to EDHREC.
Bracket Tag
This combo has been estimated to be Exhibition (Bracket 1+).