AlphaSpire

Help improve Slay the Spire 2 simulation for more accurate engine development! Your uploaded run is played back in the simulator and checked for divergence.

How to contribute

  1. Play a single-player run with the STS2_PGN recorder mod installed.
  2. Find its .sts2pgn file in Documents/sts2pgn (the default location), or in the folder you configured for the mod.
  3. Upload the file below. You can also select multiple files or upload a .zip or .tgz archive.

We currently replay game version v0.107.1. Runs from other builds, multiplayer runs, and runs with gameplay-affecting mods are stored but not replayed yet.

Upload recordings

Or drag and drop files here.

Up to 80 MB per upload. Files are kept to develop the simulator and listed publicly below. A trace contains the run and its mod list.

18 runs uploaded · 17 reproduced exactly · 0 divergences found

Net runs

Available for these characters and ascensions on the supported game version:

Recent uploads

SeedCharacterPatchAsc.ResultReplayUploaded
RML3A0W51TSilentv0.107.10*reproduced2026-09-23
077S1MNQP6Ironcladv0.107.110DEFEATnot replayed2026-09-23
5HX75FLKN9Defectv0.107.10ABANDONEDreproduced2026-09-23
XGTTW8TTEQNecrobinderv0.107.110VICTORYreproduced2026-09-23
H9CTP910L8Regentv0.107.110VICTORYreproduced2026-09-23
2CKB2N4LNBRegentv0.107.110DEFEATreproduced2026-09-23
PCFYFYGRASRegentv0.107.110DEFEATreproduced2026-09-23
VNBGAELZV9Regentv0.107.110DEFEATreproduced2026-09-23
CCB6HYDP22Regentv0.107.110DEFEATreproduced2026-09-23
T56TXAZKPKRegentv0.107.110DEFEATreproduced2026-09-23
L8TMZNRX5WRegentv0.107.110DEFEATreproduced2026-09-23
M7GK22A0Q8Ironcladv0.107.110DEFEATreproduced2026-09-23
FDQ3HZWYSGIroncladv0.107.110DEFEATreproduced2026-09-23
7V5Z2YHXR6Ironcladv0.107.110DEFEATreproduced2026-09-23
DVGFAF6S7CIroncladv0.107.110DEFEATreproduced2026-09-23
TMP4ZDVAZQDefectv0.107.110DEFEATreproduced2026-09-23
3MLKQYQD3RIroncladv0.107.15DEFEATreproduced2026-09-23
EG700HG8FWIroncladv0.107.11DEFEATreproduced2026-09-23