Potions — [s2e2] Hotel Spa

: Dean Fogg introduces a defensive "feature" where students are tattooed with a cacodemon (a small, lobster-like demon) that lives under their skin. This acts as a one-time-use weapon that can be released during a desperate battle.

The "feature" of the episode's title also refers to the search for a specific text: [S2E2] Hotel Spa Potions

: To withstand the physical toll of high-level battle magic, Fogg has the students get drunk—a ritual that provides the necessary constitution to survive the "god power juice" Alice is carrying and the intensity of the upcoming ritual. : Dean Fogg introduces a defensive "feature" where

The episode introduces several distinct magical enhancements and chemical mixtures that serve as "features" of the Brakebills students' training: [S2E2] Hotel Spa Potions