Features:
Full support for STEAM DECK.
Some new reworked stages.
Fixes for some bosses.
Chaos mode is now a bit more accessible.
Various world tile-sets + backgrounds have been enhanced.
Bug fixes for rare occurrences (thanks for finding them: Pomez).
Final translation for all supported languages.
An extra credit is now added permanently to "game arcade credits" every 3 new characters unlocked.
Still to be completed:
Achievements.
More leaderboards.