Minifigure, Head Alien with Armor, Vents, Black Eye Holes, and Light Bluish Gray Mouth Covering Pattern

Minifigure, Head Balaclava with Eye and Mouth Holes, Medium Blue Lightning Bolts and Stars, Yellow Face, Open Mouth Smile with Teeth, Laces on Back Pattern (BAM)

Minifigure, Head Dual Sided Black Eyebrows, Stubble, Closed Eyes and Wide Open Mouth / Lopsided Grin with Teeth Pattern (Rex Dangervest) - Hollow Stud

Minifigure, Head Glasses with Bushy Moustache and Eyebrows Pattern (HP Flitwick)

Minifigure, Head Dual Sided Female, Black Eyebrows, Reddish Brown Lips, Lopsided Grin / Right Eyebrow Raised Pattern - Hollow Stud

Minifigure, Head Dual Sided Female, Dark Tan Eyebrows, Large Black Round Glasses, Peach Lips, Grin / Surprised with Open Mouth Pattern - Hollow Stud

Minifigure, Head Alien Bird with Yellowish Green Face, Large Eyes, Bright Light Orange Beak, Feathers, Wings, White Stomach, Tail on Back Pattern (Chattermax)

Minifigure, Head Dual Sided Black Eyebrows, Blue and Dark Blue Cheek Lines and Wrinkles, Grimace / Open Mouth Smile Pattern - Vented Stud

Minifigure, Head Glasses with Orange Sunglasses and Smirk Pattern