Blade of Oaths - Piercing Demonic Spear

Featured Characters

 * Kudanstein
 * Kuza
 * Kagura

Side Featured Characters

 * Orion
 * Zain
 * Monzein
 * Seida
 * Othima
 * Yauras
 * Kanon
 * Basheeny
 * Chihaya
 * Waginau
 * Cadanova (mention)

Storyline
Blade of Oaths, Piercing Demonic Spear Storyline

Event Obtainables

 * Gear
 * Greed Dike Jade Dragon (with special ability for Orion) - 80 shards from milestones (more obtained from clearing quests)
 * Kaiko Samonji (with special ability for Kuza) - 80 shards from milestones (more obtained from clearing quests)
 * 2080 Gems (including 750 from completing all missions)
 * Boss Challenge Ticket x 260 (more obtained from clearing quests)
 * Event Coin x 150 (more obtained from clearing bosses)
 * Event Summon with Event Coins
 * Kuza Soul Shard x 30
 * Orion Soul Shard x 30
 * Retribution for Sin x 4
 * Sinful Indulgence x 4
 * Gems x 2500
 * Random Soul Shard (Sacred Stone Memories Unit) x 20
 * Dark Soul Shard x 30
 * Thunder Soul Shard x 30
 * Random Elemental Shards x 30
 * Greed Dike Jade Dragon Shard x 225
 * Kaiko Samonjui Shard x 225
 * Raging Fire Crystal x 15
 * Pure Water Crystal x 15
 * Thunderer Crystal x 15
 * Fresh Wind Crystal x 15
 * Light of Dawn Crystal x 15
 * Twilight Crystal x 15
 * Additional rewards from the 5th round which are repeatable, including 250 Gems, 50 Greed Dike Jade Dragon Shards, 50 Kaiko Samonji Shards, 10 random elemental shards and 10 random elemental crystals (735 total items)

Event Quests

 * Normal
 * Blade of Oaths, Piercing Demonic Spear - Ep 1 Reunion (10 AP)
 * Blade of Oaths, Piercing Demonic Spear - Normal Battle Episode 1 (12 AP)
 * Blade of Oaths, Piercing Demonic Spear - Ep 2 Motives (14 AP)
 * Blade of Oaths, Piercing Demonic Spear - Normal Battle Episode 2 (16 AP)
 * Blade of Oaths, Piercing Demonic Spear - Ep 3 Crossroads (18 AP)
 * Blade of Oaths, Piercing Demonic Spear - Normal Battle Episode 3 (20 AP)
 * Blade of Oaths, Piercing Demonic Spear - Ep 4 Farewell (22 AP)
 * Blade of Oaths, Piercing Demonic Spear - Normal Battle Episode 4 (24 AP)
 * Blade of Oaths, Piercing Demonic Spear - Ep 5 Vow (26 AP)
 * Blade of Oaths, Piercing Demonic Spear Normal Boss (20 tickets)
 * Hard
 * Blade of Oaths, Piercing Demonic Spear - Ep 1 (Hard) Hard Stage 1 (40 AP)
 * Blade of Oaths, Piercing Demonic Spear - Ep 2 (Hard) Hard Stage 2 (40 AP)
 * Blade of Oaths, Piercing Demonic Spear - Ep 3 (Hard) Hard Stage 3 (40 AP)
 * Blade of Oaths, Piercing Demonic Spear - Ep 4 (Hard) Hard Stage 4 (40 AP)
 * Blade of Oaths, Piercing Demonic Spear - Ep 5 (Hard) Hard Stage 5 (40 AP)
 * Blade of Oaths, Piercing Demonic Spear Hard Boss (30 tickets)

Event Guides

 * Blade of Oaths, Piercing Demonic Spear: Orion Auto - Envy, Chihaya, Celine, Leoniaz with Neun/Zahar subs (YouTube)
 * Blade of Oaths, Piercing Demonic Spear: Orion Auto - Neun, Chihaya, Zahar, Rahu with Dark Setsuna/Dark Zain subs (YouTube)
 * Blade of Oaths, Piercing Demonic Spear: Orion Auto - Neun, Chihaya, Zahar, Fiona with Dark Setsuna/Envy subs (YouTube)
 * Blade of Oaths, Piercing Demonic Spear: Orion Auto - Dark Nyx, Chihaya, Leoniaz, Rahu with Neun/Zahar subs (YouTube)
 * Blade of Oaths, Piercing Demonic Spear: Orion Manual - Nefertiti, Leoniaz, Setsuna, Rahu with Fayrene/Zehn subs (YouTube)

Boss Efficiency
If trying to decide whether to clear bosses on normal or hard for event coins, it is more efficient to do hard if you can clear it in 2 tries or less. For reference:

Event History

 * Released February 6, 2020
 * Rerun April 2, 2020
 * Rerun August 20, 2020
 * Rerun February 4, 2021