Some who don't know their Bible (or reject what it says) pretend to be followers of Yeshua, while rejecting the Law and the Prophets that He inspired and upheld (as the I AM) and the true Sabbath-keeping Church of God continues to uphold.
Thankfully, many of us REJECT the misleading "messianic perspective" that is in serious error concerning Ephraim (firstborn of Joseph) for the plain truth of the Bible, knowing the Law and the Prophets clearly identify the Israelite origins of the West, our Hebrew roots, that Satan and his misguided minions would prefer folks to stay in the dark about, and here's why:
The Plain Truth About the "Lost Ten Tribes" and Why You Need to Know!
Ten Tribes
The United States and Britain in Prophecy
The United States and Britain in Bible Prophecy
Brit-Am Israel
Origin of Nations