Solus Heart in Risk of Rain 2: attacks and how to beat it

// at a glance

At a glance.

In-game title	Virtual Super Ego
Type	Final boss
Expansion	Alloyed Collective
Health	8100 (+2430 per level)
Base damage	11 (+2.2 per level)
Armour	20
Where it spawns	At the end of the Alloyed Collective route.

// attacks

Solus Heart attacks and how to dodge them.

White projectiles

Many projectiles aimed at floor cubes: if you do not break them, the cube vanishes and leaves a slowing zone.

How to dodge it: Break them: they count for your on-kill items.

Blue and red projectiles

Clusters of projectiles that fly at you after a moment; it fires the red ones while dashing around.

How to dodge it: Ukulele, Will-o'-the-wisp or missiles clear them on their own.

Laser pillars

Laser pillars that sweep the arena in an S or in rows from the edges, breaking cubes.

How to dodge it: Dodge them at all costs, even if you have to drop to the red floor for a moment. Avoid the edges.

// loot

What it drops.

When beaten it offers to absorb you into the Collective. Accept (interact) and the run ends. Kill it and it drops a red item from a fixed list and opens a portal to keep going.

// tips

Tips to beat it.

The red floor below hurts and disables your items for a while.
Cubes glow red right before they break.
Every third of its health it turns giant outside the arena and slams everything except the edges: then, go to the edge.
Wax Quail and movement speed help a lot.

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// faq

FAQ.

What does Solus Heart drop in Risk of Rain 2?

When beaten it offers to absorb you into the Collective. Accept (interact) and the run ends. Kill it and it drops a red item from a fixed list and opens a portal to keep going.

Where does Solus Heart spawn?

At the end of the Alloyed Collective route.

How much health does Solus Heart have?

8100 base health, plus 2430 per enemy level. Armour: 20.

// more bosses

Other bosses.

All bosses

Sources: the Risk of Rain 2 wiki (each boss page and Module:Enemies/Data, read on 31 October 2026) and the game's own text. The explanations are our own. Icons: Risk of Rain 2 (Hopoo Games / Gearbox).