Cryo-Gas

Cryo-gas is a gas that can put Transformers into stasis upon contact. It is used by the Autobots to put escaped Alchemor prisoners back into stasis. It can be strategically made into a bomb to maximize impact.

Season 2
In Decepticon Island (Part 1), Bumblebee and his team used Cryo-Gas to fill a Stasis Bomb as they made it a mission to deploy it at Decepticon island.

In Decepticon Island (Part 2), the Autobots successfully used the stasis bomb to place every Decepticon in stasis.