Choose Anode Heart: Layer Null
Choose Anode Heart: Layer Null if it matches what drew you to this matchup. Anode Heart: Layer Null launched in 2025.
Anode Heart: Layer Null vs Phantom Cardia: Astral Card Duel
Anode Heart: Layer Null and Phantom Cardia: Astral Card Duel both land in Indie, RPG 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 Indie, RPG on Steam. Anode Heart: Layer Null (2025) is 1 year older than Phantom Cardia: Astral Card Duel (2026). Phantom Cardia: Astral Card Duel has co-op; Anode Heart: Layer Null does not. 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 Phantom Cardia: Astral Card Duel
Choose Phantom Cardia: Astral Card Duel if you want a Strategy game with Online PvP, Online Co-op, and LAN Co-op. On Steam, it has co-op, so you can bring a friend. Phantom Cardia: Astral Card Duel launched in 2026.
Both Anode Heart: Layer Null and Phantom Cardia: Astral Card Duel sit in Indie and RPG on Steam and both list Multi-player, LAN PvP, and PvP, 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.
Side-by-side comparison
 Anode Heart: Layer Null |  Phantom Cardia: Astral Card Duel | |
|---|---|---|
| Released | 2025 | 2026 |
| Genres | Indie, RPG | Strategy, Indie, RPG |
| Platforms | Windows, macOS | Windows |
| Steam Deck | Deck Playable | Unrated |
| Price | 15.99 USD | Price unknown |
| Steam reviews | 94.7% positive (152 reviews) | — |
| Multiplayer | Multi-player | Multi-player, Online Co-op, LAN Co-op |
| Developers | Stove Powered Games | NexaForgeon Studio |
Side by side
- Both share Indie, RPG on Steam.
- Anode Heart: Layer Null (2025) is 1 year older than Phantom Cardia: Astral Card Duel (2026).
- Phantom Cardia: Astral Card Duel has co-op; Anode Heart: Layer Null does not.
- Anode Heart: Layer Null is Deck Playable on Steam Deck; Phantom Cardia: Astral Card Duel has no Deck rating yet.
Anode Heart: Layer Null vs Phantom Cardia: Astral Card Duel — FAQ
- Should I play Anode Heart: Layer Null or Phantom Cardia: Astral Card Duel first?
- If you want chronology, Anode Heart: Layer Null (2025) came out before Phantom Cardia: Astral Card Duel (2026). 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.
- Are Anode Heart: Layer Null and Phantom Cardia: Astral Card Duel similar?
- They overlap on Indie, RPG on Steam, so the catalogue groups them together — but "similar" depends on the specific mechanics. Use the genre + category rows above to decide whether the overlap matches what drew you to the one you've already played.
- Does Anode Heart: Layer Null run on Steam Deck?
- Yes — Anode Heart: Layer Null is rated Deck Playable by Valve. Phantom Cardia: Astral Card Duel doesn't have a Deck rating yet, so its Deck behaviour is currently unverified.