Memorial Arena boss rewards

Challenge > Memorial Arena > the current weekly boss lineup.

Before you go

Memorial Arena unlocked.
Teams suitable for the bosses currently shown.
The current week’s challenge reward and boss details reviewed before finalizing runs.

Open Memorial Arena and inspect each listed boss and available difficulty tiers.
Decide which Valkyries and equipment are needed across all bosses before assigning a team.
Use training or a non-finalizing attempt to check an uncertain lineup if available.
Enter a boss challenge and defeat it at a tier that advances the displayed clear rewards.
Review the result; use Restart Challenge if you want to retry without finalizing the run.
Finalize the run only when you are satisfied with the result and team commitment.
Track total qualifying clears and claim the challenge reward when its requirement is met.

Plan roster use across the entire lineup; committing a team to one boss can limit choices elsewhere that week.
Clear rewards and ranking rewards are distinct, so target the clear threshold first if that is your objective.

Weekly, with bosses and available tiers changing. Challenge clears and ranking results follow separate reward tracks.

Finalizing before considering other bosses: plan team assignments across the lineup first.
Chasing placement when only clear rewards are needed: check the challenge reward panel and stop at its threshold.
Assuming every account sees the same lineup: follow the bosses and tiers shown for your account.

Stop when the desired challenge clear reward is claimed; continue only if you intentionally want a higher score or ranking result.

Sources & fact checks

Open a guide to find other locations and see what the item is used for.

Recurring weekly rewards

Earn Memorial Arena challenge rewards by clearing the current week’s boss difficulties, while treating ranking rewards as a…