Illusion

Illusion (幻想) is a goddess in the Goblin Slayer world, usually paired with a male god named Truth in their dice games to influence the fates of adventurers.

Appearance
Illusion takes on the appearance of a small girl.

Personality
With a lively personality, Illusion takes great delight at arranging dungeons, quests and adventures for adventurers to face. She also has a tendency to focus on creating young female adventurers with a bit of a "Mary-Sue" background. This however normally doesn't work out for her adventurers as her dice rolls usually spell doom for said adventurers by Truth's machinations.

Goblin Slayer Volume 1
Illusion is playing dice that represent Priestess and her companions fates. Seeing the results she is disappointed at the adventure. Readying another roll for new adventurers she notices that Goblin Slayer has come to intervene.

Goblin Slayer Volume 5
After watching Goblin Slayer's party and Noble Fencer successful defeat a nest of goblins inhabiting an old dwarven fortress, both Illusion and Truth celebrated the outcome. Their visible joy gets the other gods to celebrate with them.

Goblin Slayer Volume 12
With the help of her fellow "Generous & Merciful" Gods Life & Death, Illusion made a brand new campaign much to their satisfaction. Truth and Abundance came over to see what was going on, but the three tried to shield the campaign from them.

Abilities
Illusion shows the power to manipulate fate.