We could blend or shake this drink, which instantly transforms the imbiber into a random cubimal for 5 minutes. Player Cubimals would be larger than normal cubimals but not as large as normal Glitchen.
Player can still function/harvest/cultivate/navigate normally.
Why? Because it would be fun play this way and fun to be out and about and see random cubimals playing on the streets of Ur.
Taking it a step further, when in Cubi form we might have a new RACE verb, allowing players to race others who are also in Cubi form.