diff --git a/code/game/gamemodes/antag_team.dm b/code/game/gamemodes/antag_team.dm
new file mode 100644
index 0000000000..372ee26dfa
--- /dev/null
+++ b/code/game/gamemodes/antag_team.dm
@@ -0,0 +1,34 @@
+//A barebones antagonist team.
+/datum/team
+	var/list/datum/mind/members = list()
+	var/name = "team"
+	var/member_name = "member"
+	var/list/objectives = list() //common objectives, these won't be added or removed automatically, subtypes handle this, this is here for bookkeeping purposes.
+
+/datum/team/New(starting_members)
+	. = ..()
+	if(starting_members)
+		if(islist(starting_members))
+			for(var/datum/mind/M in starting_members)
+				add_member(M)
+		else
+			add_member(starting_members)
+
+/datum/team/proc/is_solo()
+	return members.len == 1
+
+/datum/team/proc/add_member(datum/mind/new_member)
+	members |= new_member
+
+/datum/team/proc/remove_member(datum/mind/member)
+	members -= member
+
+//Display members/victory/failure/objectives for the team
+/datum/team/proc/roundend_report()
+	var/list/report = list()
+
+	report += "<b>[name]:</b>"
+	report += "The [member_name]s were:"
+	report += printplayerlist(members)
+
+	return report.Join("<br>")
\ No newline at end of file