The four-player limit is a confirmed online feature
The official game page says players can squad up in groups of up to four, describing the central experience as four-player co-op. The PlayStation Store independently labels online play for up to four players. That agreement gives a clear answer to the squad-size question without requiring a creator's setup video.
The store label adds an important qualifier: its four-player count is online. The same page lists one local player. This page therefore uses four-player online co-op as the confirmed wording instead of making a blanket claim about every way four people might play.
Four players can be a cross-platform squad
The official product page connects four-player co-op with cross-platform co-op and cross-platform voice chat. The Steam launch event says crossplay is live. These sources support the idea that an online squad can span supported platforms, although they do not publish a full invite or region matrix.
A player should establish their current platform and online subscription requirements before planning a full squad. PlayStation lists PS Plus for online play, and Xbox lists qualifying Game Pass subscriptions for console online multiplayer. Those are storefront requirements, not a separate cap on the four-player team size.
Do not turn the cap into a team-composition rule
The game has five upgraded classes plus a customizable Specialist endgame class according to the official product page. That confirms a broad role framework but not a mandatory four-person composition. No official source in the collected material states that a certain class combination is optimal for every mission or difficulty.
Community build and class videos show that players seek team recommendations, especially for endgame content. Their specific rankings are version-sensitive and not independently tested in this source set. This page keeps the number of players separate from subjective squad theory.
待确认: local play and AI details
The official sources here do not explain AI fill behavior, matchmaking restrictions, a per-mode player cap, or the best class arrangement for four people. They also do not confirm four-person local couch co-op. These are separate questions from the confirmed online squad limit.
A player looking for shared-screen play should read the split-screen page, where the evidence is explicitly marked unresolved. A player looking for competitive team optimization needs current mode-, patch-, and class-specific testing. Neither should be invented from the number four alone.
Source and version boundary
This aliens fireteam elite 2 four players page was reviewed on September 4, 2026. Official product, storefront, achievement, and patch-note pages are used for confirmed product facts; reviews, guides, and video metadata are labeled as secondary evidence. A statement is not promoted to a universal rule merely because it appears in a search result or a creator title.
The release-period patch notes matter for this game because they already changed classes, weapons, attachments, traits, augments, interface behavior, and stability. When a source is pre-release, platform-specific, or based on one creator's setup, this page says so instead of blending it into a current all-platform conclusion. Recheck the linked first-party page before acting on availability, prices, or a build after a later patch.