diff --git a/src/all/mangacards/build.gradle b/src/all/mangacards/build.gradle
new file mode 100644
index 000000000..130e73864
--- /dev/null
+++ b/src/all/mangacards/build.gradle
@@ -0,0 +1,12 @@
+apply plugin: 'com.android.application'
+apply plugin: 'kotlin-android'
+
+ext {
+    appName = 'Tachiyomi: MangaCards (Valhalla, NANI?)'
+    pkgNameSuffix = 'all.mangacards'
+    extClass = '.MangaCardsFactory'
+    extVersionCode = 1
+    libVersion = '1.2'
+}
+
+apply from: "$rootDir/common.gradle"
diff --git a/src/all/mangacards/res/mipmap-hdpi/ic_launcher.png b/src/all/mangacards/res/mipmap-hdpi/ic_launcher.png
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diff --git a/src/all/mangacards/res/mipmap-mdpi/ic_launcher.png b/src/all/mangacards/res/mipmap-mdpi/ic_launcher.png
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diff --git a/src/all/mangacards/res/mipmap-xhdpi/ic_launcher.png b/src/all/mangacards/res/mipmap-xhdpi/ic_launcher.png
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diff --git a/src/all/mangacards/res/mipmap-xxhdpi/ic_launcher.png b/src/all/mangacards/res/mipmap-xxhdpi/ic_launcher.png
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diff --git a/src/all/mangacards/res/mipmap-xxxhdpi/ic_launcher.png b/src/all/mangacards/res/mipmap-xxxhdpi/ic_launcher.png
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diff --git a/src/all/mangacards/res/web_hi_res_512.png b/src/all/mangacards/res/web_hi_res_512.png
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diff --git a/src/all/mangacards/src/eu/kanade/tachiyomi/extension/all/mangacards/MangaCards.kt b/src/all/mangacards/src/eu/kanade/tachiyomi/extension/all/mangacards/MangaCards.kt
new file mode 100644
index 000000000..cf229a4ef
--- /dev/null
+++ b/src/all/mangacards/src/eu/kanade/tachiyomi/extension/all/mangacards/MangaCards.kt
@@ -0,0 +1,172 @@
+package eu.kanade.tachiyomi.extension.all.mangacards
+
+import eu.kanade.tachiyomi.network.GET
+import eu.kanade.tachiyomi.network.POST
+import eu.kanade.tachiyomi.source.model.*
+import eu.kanade.tachiyomi.source.online.ParsedHttpSource
+import okhttp3.OkHttpClient
+import okhttp3.Request
+import org.jsoup.nodes.Document
+import org.jsoup.nodes.Element
+import eu.kanade.tachiyomi.util.asJsoup
+import okhttp3.FormBody
+import okhttp3.Response
+import java.text.SimpleDateFormat
+import java.util.*
+
+abstract class MangaCards (
+    override val name: String,
+    override val baseUrl: String,
+    override val lang: String
+) : ParsedHttpSource() {
+
+    override val supportsLatest = true
+
+    override val client: OkHttpClient = network.cloudflareClient
+
+    // Popular
+
+    override fun popularMangaRequest(page: Int): Request {
+        return GET("$baseUrl/projects")
+    }
+
+    override fun popularMangaSelector() = "div.col-sm-4"
+
+    override fun popularMangaFromElement(element: Element): SManga {
+        val manga = SManga.create()
+        element.select("a").first().let {
+            manga.url = it.attr("href")
+            manga.title = it.text()
+        }
+        manga.thumbnail_url = element.select("img").attr("abs:src")
+        return manga
+    }
+
+    override fun popularMangaNextPageSelector() = "No next page"
+
+    // Latest
+
+    // Track which manga titles have been added to latestUpdates's MangasPage
+    private val latestUpdatesTitles = mutableSetOf<String>()
+
+    override fun latestUpdatesRequest(page: Int): Request {
+        if (page == 1) latestUpdatesTitles.clear()
+        return GET(baseUrl)
+    }
+
+    // Only add manga to MangasPage if its title is not one we've added already
+    override fun latestUpdatesParse(response: Response): MangasPage {
+        val latestManga = mutableListOf<SManga>()
+        val document = response.asJsoup()
+
+        document.select(latestUpdatesSelector()).forEach { element ->
+            latestUpdatesFromElement(element).let { manga ->
+                if (manga.title !in latestUpdatesTitles) {
+                    latestManga.add(manga)
+                    latestUpdatesTitles.add(manga.title)
+                }
+            }
+        }
+        return MangasPage(latestManga, document.select(latestUpdatesNextPageSelector()).hasText())
+    }
+
+    override fun latestUpdatesSelector() = "div.col-sm-6"
+
+    override fun latestUpdatesFromElement(element: Element): SManga {
+        val manga = SManga.create()
+        element.select("div.pt-0 a").first().let {
+            manga.url = it.attr("href")
+            manga.title = it.text()
+        }
+        return manga
+    }
+
+    override fun latestUpdatesNextPageSelector() = "No next page"
+
+    // Search
+
+    /* Source websites aren't able to search their whole catalog at once, instead we'd have to
+       do separate searches for ongoing, hiatus, dropped, and completed and then combine those results.
+       Since their catalogs are small, it seems easier to do the search client-side */
+    private var searchQuery = ""
+
+    override fun searchMangaRequest(page: Int, query: String, filters: FilterList): Request {
+        searchQuery = query.toLowerCase()
+        return popularMangaRequest(1)
+    }
+
+    override fun searchMangaParse(response: Response): MangasPage {
+        val searchMatches = mutableListOf<SManga>()
+        response.asJsoup().select(searchMangaSelector())
+            .filter { it.text().toLowerCase().contains(searchQuery) }
+            .map { searchMatches.add(searchMangaFromElement(it)) }
+
+        return MangasPage(searchMatches, false)
+    }
+
+    override fun searchMangaSelector() = popularMangaSelector()
+
+    override fun searchMangaFromElement(element: Element) = popularMangaFromElement(element)
+
+    override fun searchMangaNextPageSelector() = popularMangaNextPageSelector()
+
+    // Manga details
+
+    override fun mangaDetailsParse(document: Document): SManga {
+        val infoElement = document.select("div.py-3")
+
+        val manga = SManga.create()
+        manga.title = infoElement.select("h3").text()
+        manga.author = infoElement.select("strong:contains(author) + span").text()
+        manga.artist = infoElement.select("strong:contains(artist) + span").text()
+        manga.description = infoElement.select("strong:contains(synopsis) + span").text()
+        manga.status = parseStatus(infoElement.select("strong:contains(status) + span").text())
+        return manga
+    }
+
+    private fun parseStatus(status: String?) = when {
+        status == null -> SManga.UNKNOWN
+        status.contains("Ongoing") -> SManga.ONGOING
+        status.contains("Completed") -> SManga.COMPLETED
+        else -> SManga.UNKNOWN
+    }
+
+    // Chapters
+
+    override fun chapterListSelector() = "div.row:has(.col-8)"
+
+    override fun chapterFromElement(element: Element): SChapter {
+        val urlElement = element.select("a + a")
+
+        val chapter = SChapter.create()
+        chapter.url = urlElement.attr("href")
+        chapter.name = urlElement.text()
+        chapter.date_upload = parseDate(element.select("div.col-4").text())
+        return chapter
+    }
+
+    private fun parseDate(date: String): Long {
+        return SimpleDateFormat("dd/MM/yyyy", Locale.US).parse(date).time
+    }
+
+    override fun pageListRequest(chapter: SChapter): Request {
+        val body = FormBody.Builder()
+            .add("mode", "Webtoon")
+            .build()
+        return POST("$baseUrl/${chapter.url}", headers, body)
+    }
+
+    override fun pageListParse(document: Document): List<Page> {
+        val pages = mutableListOf<Page>()
+
+        document.select("div#pages img").forEachIndexed { i, element ->
+            pages.add(Page(i, "", element.attr("abs:src")))
+        }
+        return pages
+    }
+
+    override fun imageUrlParse(document: Document): String = throw UnsupportedOperationException("Not used")
+
+    override fun getFilterList() = FilterList()
+
+}
diff --git a/src/all/mangacards/src/eu/kanade/tachiyomi/extension/all/mangacards/MangaCardsFactory.kt b/src/all/mangacards/src/eu/kanade/tachiyomi/extension/all/mangacards/MangaCardsFactory.kt
new file mode 100644
index 000000000..c909ba760
--- /dev/null
+++ b/src/all/mangacards/src/eu/kanade/tachiyomi/extension/all/mangacards/MangaCardsFactory.kt
@@ -0,0 +1,15 @@
+package eu.kanade.tachiyomi.extension.all.mangacards
+
+import eu.kanade.tachiyomi.source.Source
+import eu.kanade.tachiyomi.source.SourceFactory
+
+class MangaCardsFactory : SourceFactory {
+    override fun createSources(): List<Source> = listOf(
+        ValhallaScans(),
+        NaniScans()
+    )
+}
+
+class ValhallaScans : MangaCards("Valhalla Scans", "https://valhallascans.com", "en")
+class NaniScans : MangaCards("NANI? Scans", "https://naniscans.xyz", "en")
+