Tier - Rift Summoner

Tier - Rift Summoner is one of the two Tier spin-off games.

Story
The player takes on the role of a Rift Summoner - someone who summons Rift Creatures. They participate in the Summon Cup where the participants summon Rift Creatures to fight against each other.

Gameplay
Rift Summoner's gameplay is similar to that of the main series. The player uses Rift Creatures to fight against their opponents. Rift Creatures are use created and summoned in the Rift Cathedral. The player is a special case as their character has the power of the Rift flowing through them, thus making them able to fight Rift Creatures.

Characters
Several Tier and Tier II characters appear as rival Rift Summoners that are fought throughout the story. Some new characters exclusive to the story are introduced as well.