({1} magic symbol) , plus either ({B} magic symbol) , ({R} magic symbol) or ({G} magic symbol) available available.
Steps
Activate
Phyrexian Altar twice by sacrificing
Chancellor of the Forge and
Slimefoot and Squee, adding two mana in any combination of ({B} magic symbol) , ({R} magic symbol) or ({G} magic symbol) .
Activate
Slimefoot and Squee by paying ({1} magic symbol) ({B} magic symbol) ({R} magic symbol) ({G} magic symbol) and sacrificing a Saproling, returning it and
Chancellor of the Forge from your graveyard to the battlefield.
When
Chancellor of the Forge and
Slimefoot and Squee enter the battlefield, their abilities trigger.
Resolve the
Slimefoot and Squee trigger, creating a 1/1 Saproling creature token.
Resolve the
Chancellor of the Forge trigger, creating at least three 1/1 Phyrexian Goblin creature tokens with haste.
Activate
Phyrexian Altar four times by sacrificing two Phyrexian Goblins,