Humble Combos
Evra, Halcyon Witness + Axis of Mortality + Humble
Evra, Halcyon Witness + Soul Conduit + Humble
Rograkh, Son of Rohgahh + Krark, the Thumbless + Skyfire Phoenix
Combo result
Infinite ETB. Infinite LTB. Infinite death triggers. Infinite sacrifice triggers. Infinite storm count.
Prerequisites
Rograkh in hand or in the command zone. All other permanents on the battlefield. Rograkh and Krark are your commanders. You have enough mana to pay for Rograkh's commander tax, if applicable.