Self-control amulet icon: Ac_Necklace02.png, from "496 pixel art icons for
medieval/fantasy RPG" by Henrique Lazarini (7Soul1), uploaded by gnola14.
Source: https://opengameart.org/content/496-pixel-art-icons-for-medievalfantasy-rpg
License declared by the source: CC0 1.0 Universal.
License: https://creativecommons.org/publicdomain/zero/1.0/

The runtime icon is technically resized and padded. Its original pixels are
retained in art/expansion/items/self_control_amulet.png in the source package.
The download archive hash and provenance are recorded alongside that image.
No other icon from the set is included in the runtime mod.
