Transformers: Robots in Disguise Mini-Con 4 Pack (Hammer, Undertone, Anvil, and Slipstream) NOTE: This version comes in simple brown packaging Includes 4 Mini-Con figures, 15 accessories, and instructions. Mini-Cons included: Decepticon Hammer, Undertone, Decepticon Anvil, and Slipstream. Scan figures to unlock content in the Transformers: Robots in Disguise app. Mini-Cons are 2-3 inches tall.