Valduk has at least five Auras and/or Equipments attached to it.
Steps
At the beginning of your combat phase,
Valduk triggers, creating at least five 3/1 Elemental creature tokens with trample and haste.
Activate
Phyrexian Altar five times by sacrificing five Elementals, adding ({W} magic symbol) ({U} magic symbol) ({B} magic symbol) ({R} magic symbol) ({G} magic symbol) .
Activate
Najeela by paying ({W} magic symbol) ({U} magic symbol) ({B} magic symbol) ({R} magic symbol) ({G} magic symbol) , untapping all attacking creatures, giving them trample, lifelink and haste, and gaining an additional combat phase after this one.
Repeat.
If
Valduk has at least six Auras and/or Equipments attached to it and/or if
Najeela attacks, this combo nets infinite creature tokens and colored mana.
Results
Infinite colored mana.
Infinite combat phases.
Infinite creature tokens with haste.
Infinite death triggers.
Infinite ETB.
Infinite LTB.
Infinite sacrifice triggers.
Metadata
In 1 deck according to EDHREC.
Bracket Tag
This combo has been estimated to be Exhibition (Bracket 1+).