Byrdonis — Elite in Slay the Spire 2

Updated 17 Oct 2026 Source Slay the Spire 2 enemy data (spire-codex.com API), 115 enemies retrieved 17 October 2026 By Antewise Editorial

Data status: The facts on this page were checked against the source named above. Game values can still shift with a patch, so re-check anything that looks off.

Byrdonis is a Elite enemy with 81–84 (Ascension 90) HP in Slay the Spire 2.

Type	Elite
HP	81–84 (Ascension 90)
Innate powers	TERRITORIAL 1

Move set

Move	Intent	Damage	Block	Heal
Peck	Attack	9 (3×3=9) / Asc 12 (4×3=12)	—	—
Swoop	Attack	17 / Asc 19	—	—

Attack pattern

This enemy uses a cycle pattern . The documented sequence is: PECK → SWOOP.

Where it appears

Act 1 - Overgrowth — Elite

Other Elite enemies

Bygone Effigy — Elite
Decimillipede — Elite
Entomancer — Elite
Flail Knight — Elite
Infested Prism — Elite
Magi Knight — Elite
Mecha Knight — Elite
Phantasmal Gardener — Elite
Phrog Parasite — Elite
Skulking Colony — Elite

Where to go next

All 115 enemies — the full list. Card database lists the tools you bring to the fight.

Relics cover the passive bonuses that help you survive. Boss guide hub explains the named fights.

Frequently asked questions

What is Byrdonis in Slay the Spire 2?

Byrdonis is a Elite enemy with 81–84 (Ascension 90) HP. Its moves and attack pattern are listed below.

Where does Byrdonis appear?

It appears in: Act 1 - Overgrowth.

More Slay the Spire 2 guides

Sources

Figures and item data on this site are read from the game’s own reference wiki before publishing. Where a value could not be confirmed there, the page says so instead of filling the gap.