Loader: The Thunderdome

 is a challenge in Risk of Rain 2. It is completed as by killing 3 other Loaders in the Bulwark's Ambry.

Tips

 * Play as Loader and head to the Sky Meadow, inputting the code for the.
 * Since an Umbra will spawn each time the is interacted with, except for the last interaction, simply kill all 3 Loader Umbrae while completing the Trial.
 * For more detailed tips on surviving this artifact, refer to the Vengeance section.
 * Avoid offensive drones and turrets, as these can kill Umbrae. If they do, it will not count towards the 3 Loaders the player needs to kill.
 * It is notable that holding will give all Umbrae an extra life, allowing the player to get credit for up to two kills per Umbra. This can be useful as insurance in case an Umbra is killed by something else, although this strategy can be dangerous if the Umbra is powerful.