The Swarmweaver {2}{B}{G}
Legendary Artifact Creature — Scarecrow
Identity
Golgari
EDHREC rank
#6,164
Cheapest printing
US$0.32
TCGplayer
Printings
5
When The Swarmweaver enters, create two 1/1 black and green Insect creature tokens with flying.
Delirium — As long as there are four or more card types among cards in your graveyard, Insects and Spiders you control get +1/+1 and have deathtouch.
Keywords: delirium
Every printing
highest TCGplayer market first; a card with only a thin single listing shows its low
In short
A Commander deck is a commander and 99 other cards, one copy of each (except basic lands), all inside the commander's colour identity. Paste a full list into the deck price calculator to price it and check it against the format.