This Portal Event gives chances for four different Heroes to appear in the different portals.
Great Summon[]
Bovus and Ekko wage war in the Great Portal
Ekko and 
Bovus El Doro are featured in the great summon, however it is not possible to gain a full unlock for them, just tokens.
Heroic Summon[]
IGOROK takes control over the Heroic Portal
IGOROK is featured in the Heroic Summon with an increased appearance rate.
Honor Summon[]
Pontifex casts a spell over the Honor Portal
Pontifex Mortis has an increased appearance rate in the Honor Summon.