Should I play Demetrios - The BIG Cynical Adventure or 20.000 Leagues Under The Sea - Captain Nemo first?

If you want chronology, Demetrios - The BIG Cynical Adventure (2016) came out before 20.000 Leagues Under The Sea - Captain Nemo (2018). If neither is a sequel to the other, order doesn't really matter — start with whichever fits your current mood, since both share enough on Steam to make either a reasonable opener.

Does Demetrios - The BIG Cynical Adventure run on Steam Deck?

Yes — Demetrios - The BIG Cynical Adventure is rated Deck Verified by Valve. 20.000 Leagues Under The Sea - Captain Nemo doesn't have a Deck rating yet, so its Deck behaviour is currently unverified.

Demetrios - The BIG Cynical Adventure vs 20.000 Leagues Under The Sea - Captain Nemo

Demetrios - The BIG Cynical Adventure and 20.000 Leagues Under The Sea - Captain Nemo both land in Adventure, Casual on Steam, which is why they keep getting compared. The comparison below is built from each game's Steam metadata — release year, genres, categories, Steam Deck status, price, and review score — refreshed daily by imho.run's scraper. Headline differences: Both share Adventure, Casual on Steam. Demetrios - The BIG Cynical Adventure (2016) is 2 years older than 20.000 Leagues Under The Sea - Captain Nemo (2018). Demetrios - The BIG Cynical Adventure scores higher on Steam reviews (75.4% positive) than 20.000 Leagues Under The Sea - Captain Nemo (63.6% positive). No login or purchase needed — scroll for the full table, the verdict FAQ, and links to ranked similar games for both titles.

Which should you pick?

Choose Demetrios - The BIG Cynical Adventure

Choose Demetrios - The BIG Cynical Adventure if you want an Indie and Free To Play game with Subtitle Options, Custom Volume Controls, and Save Anytime. On Steam, it's Steam Deck Verified, so handheld play works out of the box. Demetrios - The BIG Cynical Adventure launched in 2016.

Choose 20.000 Leagues Under The Sea - Captain Nemo

Choose 20.000 Leagues Under The Sea - Captain Nemo if it's currently about 84% cheaper on the Steam Store. 20.000 Leagues Under The Sea - Captain Nemo launched in 2018.

Both Demetrios - The BIG Cynical Adventure and 20.000 Leagues Under The Sea - Captain Nemo sit in Adventure and Casual on Steam, so either pick lands in the same broad neighborhood. Use the side-by-side table for the feature view, or follow the "Games like" links below to see ranked alternatives for either title.

Demetrios - The BIG Cynical Adventure vs 20.000 Leagues Under The Sea - Captain Nemo — Steam metadata comparison
	Demetrios - The BIG Cynical Adventure	20.000 Leagues Under The Sea - Captain Nemo
Released	2016	2018
Genres	Indie, Adventure, Free To Play, Casual	Adventure, Casual
Platforms	Windows, macOS	Windows
Steam Deck	Deck Verified	Unrated
Price	4.99 USD	0.79 USD
Steam reviews	75.4% positive (126 reviews)	63.6% positive (22 reviews)
Multiplayer	Single-player only	Single-player only
Developers	COWCAT	Mzonestudio

Side by side

Both share Adventure, Casual on Steam.
Demetrios - The BIG Cynical Adventure (2016) is 2 years older than 20.000 Leagues Under The Sea - Captain Nemo (2018).
Demetrios - The BIG Cynical Adventure scores higher on Steam reviews (75.4% positive) than 20.000 Leagues Under The Sea - Captain Nemo (63.6% positive).
20.000 Leagues Under The Sea - Captain Nemo is currently ~84% cheaper on Steam than Demetrios - The BIG Cynical Adventure (0.79 USD vs. 4.99 USD).
Demetrios - The BIG Cynical Adventure is Deck Verified on Steam Deck; 20.000 Leagues Under The Sea - Captain Nemo has no Deck rating yet.