Vishgraz, the Doomhive | Enduring Renewal | Phyrexian Altar

(and one other card)

({2} magic symbol) ({W} magic symbol) ({B} magic symbol) ({G} magic symbol) plus enough mana to pay for commander tax, if applicable available.

Cast
Vishgraz either from your hand or from the command zone by paying ({2} magic symbol) ({W} magic symbol) ({B} magic symbol) ({G} magic symbol) plus commander tax, if applicable.
When
Vishgraz enters the battlefield, it triggers, creating six 1/1 Phyrexian Mite artifact creature tokens.
Activate
Phyrexian Altar by sacrificing
Vishgraz, adding ({W} magic symbol) .
When
Vishgraz dies,
Enduring Renewal triggers, returning
Vishgraz from your graveyard to your hand.
Activate
Phyrexian Altar four times by sacrificing four Phyrexian Mites, adding ({2} magic symbol) ({B} magic symbol) ({G} magic symbol) .
Repeat.