Halloween Terror

Halloween Terror is a seasonal event in Overwatch. This event features exclusive cosmetics, seasonal loot boxes, and an exclusive brawl, Junkenstein's Revenge. The event started first on October 11, 2016, and ended on November 1, 2016.

In 2017 the Halloween Terror Event started on October 10th and lasted until November 1st.

In 2018 the Halloween Terror Event started on October 9th and lasted until October 31st.

In 2019 the Halloween Terror Event started on October 15th and will last until November 4th.

In 2020 the Halloween Terror Event will start on October 13th.

Features
During the event, the Hollywood map is redecorated with a Halloween theme.

Cosmetics
All loot boxes bought or earned during the event are Halloween Loot Boxes, which look like glowing jack-o'-lanterns filled with candy. Each Halloween loot box contains at least one Halloween Terror cosmetic. Halloween Terror cosmetics can also be unlocked with credits through the Hero Gallery while the event is running.

The Halloween Terror (including 2017) cosmetics include:
 * 25 hero-exclusive sprays, and 18 general sprays
 * 47 voice lines
 * 22 victory poses
 * 39 player icons
 * 20 skins
 * 4 highlight intros
 * 5 emotes

Junkenstein's Revenge
Junkenstein's Revenge is a 4-player PvE brawl based on the tie-in comic Junkenstein. The Alchemist (Ana), the Archer (Hanzo), the Gunslinger (McCree), and the Soldier (Soldier: 76) face off against Dr. Junkenstein and his zomnic creations on a modified Eichenwalde. It has three difficulties.

In the 2017 version, there is a new Endless mode, and The Countess (Widowmaker), The Monk (Zenyatta), The Swordsman (Genji), and The Viking (Torbjörn) are also selectable.