Mixpack 

A beverage six pack that contains a variety fo brands or flavors.

I am bringing a mixpack to the party.

Mixpack by Rudyfavo March 18, 2023

bringing the midpack to the function 

To bring poor quality weed to the party/event.

“Typical Weasleys bringing the midpack to the function,” - Malfoy

bringing the midpack to the function by DefeaterOfMid June 30, 2022

midpack 

another form of "mid". usually referring to mediocre or lackluster crops of marijuana -- otherwise describing something that is disappointing or "just okay"

Jim: My plug is such a prick
Bob: Why?
Jim: He charged me $20 a g for some midpack

Alex: I've been listening to a lot of NBA Youngboy
John: NBA is fucking midpack bro

midpack by Young Dord August 8, 2020

Mix Pack 

A six pack of beer made up from leftovers in the fridge, not necessarily of the same brand.

Guy one: Hey, can you pick up a six pack for the game tonight?
Guy two: Eh, I had a party this weekend, I'll just grab a mix pack out of the fridge.

Mix Pack by jordan0316 June 17, 2009