({1} magic symbol) , plus either ({B} magic symbol) , ({R} magic symbol) or ({G} magic symbol) available available.
Steps
Activate
Phyrexian Altar twice by sacrificing
Hornet Queen 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
Hornet Queen from your graveyard to the battlefield.
When
Hornet Queen 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
Hornet Queen trigger, creating four 1/1 Insect creature tokens.
Activate
Phyrexian Altar four times by sacrificing two Insects,