WASD / ARROWS move · into a wall climb · SHIFT down · SPACE jump E / click pulse · F use — read a gauge, feed a forge Q lift · R place · 1–6 / wheel pick a pocket
controller · sticks move + look · RT pulse · X lift · Y place · B use · LT down · LB/RB pockets · A jump
The Codex
everything Erid has taught him
The materials
The colour you see IS the sound it gives back. Loudness is how much
of your pulse comes home off it. Carries is how easily sound passes THROUGH it — and
that is the whole puzzle game.
a fan homage · Erid · 40 Eridani
ROCKY SAVES THE UNIVERSE
the codex holds the rest · C at any time
An unaffiliated fan homage to Project Hail Mary by Andy Weir.
Not affiliated with, authorised by, or endorsed by the author, his publishers, or the filmmakers.
A non-commercial work made out of love for the book.