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 and head to the Sky Meadow, inputting the code for the.
 * Because one Loader Umbra will spawn for every 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.
 * Player should avoid any items that can kill enemies on their own, such as Unstable Tesla Coil, to make sure that something else won't accidentally kill Umbra.
 * It is notable that a player with Dio's Best Friend will confer the Revive to their Umbras, letting you get credit for more than one kill per Umbra. This can help prevent failing to clear the event due to one or more Umbras being killed by something else.