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Vein Abundance key art, Aniimo

Events · Vein Abundance

Vein Abundance

A rotating boost on the calendar: one Forest of Falling Stars weekend, then five Prismana up weeks from 21 September to 25 October 2026.

Starts in 3 daysOpens 18 September 2026, 00:00 UTC+8 · Starts in 3 days

Updated

Start
18 September 2026
End
25 October 2026
Duration
6 windows · 38 days
Windows
6
Featured Aniimo
Glynsera, Melloblum, Waleetle, Inferlupa

Vein Abundance is one event with a rotating slot rather than several events. The calendar gives it its own row and fills that row with six back to back segments, each labelled with what is boosted in that stretch.

The first segment is the odd one out: Forest of Falling Stars, 18 to 20 September 2026, a Friday to Sunday weekend named after a zone rather than an Aniimo. The five that follow are seven day weeks that run Monday to Sunday and each carry a Prismana up label: Glynsera from 21 September, Melloblum from 28 September, Waleetle from 5 October, Inferlupa from 12 October, and Prismana Carnival from 19 to 25 October 2026.

The calendar publishes the labels and the artwork and nothing else. What the boost actually does, and what “Prismana Carnival” covers in the final week, are not published. For context on the underlying system rather than the event, the developer letter of 3 September 2026 states that the base chance of triggering Prismana Aniimo through nurturing is now flat, that a lucky strike mechanic in catching can raise an area’s Prismatic Energy and directly trigger Prismana Flow, and that the guarantee system remains.

Every Vein Abundance window in Aniimo with its dates in UTC+8, length, featured Aniimo and current status.
WindowDatesDaysFeatured AniimoStatus
Forest of Falling Stars18 September 2026 to 20 September 20263TBDStarts in 3 days
Prismana Glynsera UP21 September 2026 to 27 September 20267GlynseraStarts in 6 days
Prismana Melloblum UP28 September 2026 to 4 October 20267MelloblumStarts in 13 days
Prismana Waleetle UP5 October 2026 to 11 October 20267WaleetleStarts in 20 days
Prismana Inferlupa UP12 October 2026 to 18 October 20267InferlupaStarts in 27 days
Prismana Carnival UP19 October 2026 to 25 October 20267TBDStarts in 34 days

Dates are the UTC+8 calendar days the official calendar publishes. The source gives no time of day, so treat the last date as the whole of that day in UTC+8 and do not leave a reward to the last hour of your own.

  • Rewards are not published yet. The calendar publishes which Aniimo is featured in each window, not what the window pays out.

After the opening weekend the rotation is weekly and always Monday to Sunday, so a week you miss is a Prismana you will not see boosted again on this calendar.

Each Eggceleration weekend falls inside a Prismana up week from 21 September onwards, so Friday to Sunday is where the two rows stack.

Only Glynsera has a Prismana form entry in the Aniidex so far, so the Melloblum, Waleetle and Inferlupa weeks link to the basic form pages instead.

Sparkling Cube catches are guaranteed Perfect Potential at launch per the developer letter, which makes a boosted week the sensible place to spend one.

Full Aniidex

The Aniimo the official calendar names for this event or one of its windows. Each tile opens its Aniidex entry, with stats, skills and where to catch it.

Calendar

When does Vein Abundance start and end?

The rotation opens on 18 September 2026 and the last published segment ends on 25 October 2026, in UTC+8 calendar days.

Is Vein Abundance still available?

It runs as a continuous rotation from 18 September to 25 October 2026, so it is live throughout that stretch, with a different featured Aniimo in each segment.

What is boosted this week?

Forest of Falling Stars for 18 to 20 September, then Prismana Glynsera (21 to 27 September), Melloblum (28 September to 4 October), Waleetle (5 to 11 October), Inferlupa (12 to 18 October) and Prismana Carnival (19 to 25 October 2026).

What does Vein Abundance actually do?

The calendar publishes the featured Aniimo and the dates. The effect itself is not published yet.

What are the rewards for Vein Abundance?

Rewards are not published yet. The calendar publishes which Aniimo is featured in each window, including the final Prismana Carnival segment from 19 to 25 October 2026, but not what a window pays out.

How long is each rotation slot?

Seven days, Monday to Sunday, apart from the opening Forest of Falling Stars segment, which is three days from Friday 18 to Sunday 20 September.

Every date on this page is the UTC+8 calendar day the official source publishes, re-checked on 14 September 2026. Rewards the game has not announced are written as such rather than estimated. Sources: Aniimo official event calendar, Official notice: A Letter from the Aniimo Dev Team, Sparkling Cube, Prismana forms explained. Compiled by Lorenzo Bruno (Yieng), about this site. Game assets © Pawprint Interactive Entertainment Pte. Ltd. This is an unofficial fan resource.