How to counter Heat Wave to survive the desert in Mewgenics

Mewgenics' second act ramps up the difficulty by throwing you in the deep end, forcing you to contend with the Desert's Heat Wave debuff. Heat Wave reduces all healing by one and disables automatic healing after completing a fight, which is a death sentence in a battle of attrition.

Thankfully, with proper preparation, combating Heat Wave and making your way through the Desert isn't actually as annoying as it looks. Below, I'll go over every method you can use to cool yourself down.

How...