diff --git a/src/main/kotlin/blocks/implementation/SBlock.kt b/src/main/kotlin/blocks/implementation/SBlock.kt
new file mode 100644
index 0000000..926cd84
--- /dev/null
+++ b/src/main/kotlin/blocks/implementation/SBlock.kt
@@ -0,0 +1,22 @@
+package blocks.implementation
+
+import blocks.Block
+import blocks.Rotation
+import movements.Direction
+import movements.Position
+
+class SBlock(private val position: Position) : Block {
+
+    override fun getNeededPositions(): Collection<Position> {
+        return listOf(Position(position.row + 0, position.column + 1), Position(position.row + 0, position.column + 2), Position(position.row + 1, position.column + 0), Position(position.row + 1, position.column + 1))
+    }
+
+    override fun rotate(degree: Rotation) {
+        TODO("Not yet implemented")
+    }
+
+    override fun move(direction: Direction) {
+        TODO("Not yet implemented")
+    }
+
+}
diff --git a/src/test/kotlin/blocks/implementation/SBlockTest.kt b/src/test/kotlin/blocks/implementation/SBlockTest.kt
new file mode 100644
index 0000000..ef4e067
--- /dev/null
+++ b/src/test/kotlin/blocks/implementation/SBlockTest.kt
@@ -0,0 +1,36 @@
+package blocks.implementation
+
+import movements.Position
+import org.junit.jupiter.api.Test
+import kotlin.test.assertEquals
+
+class SBlockTest {
+
+    @Test
+    fun `position 0,0 needed positions are (0,1), (0,2), (1,0), (1,1)`() {
+        val sBlock = SBlock(Position(0,0))
+        assertEquals(
+            listOf(Position(0, 1), Position(0, 2), Position(1, 0), Position(1, 1)),
+            sBlock.getNeededPositions()
+        )
+    }
+
+    @Test
+    fun `position 0,1 needed positions are (0,2), (0,3), (1,1), (1,2)`() {
+        val sBlock = SBlock(Position(0,1))
+        assertEquals(
+            listOf(Position(0, 2), Position(0, 3), Position(1, 1), Position(1, 2)),
+            sBlock.getNeededPositions()
+        )
+    }
+
+    @Test
+    fun `position 1,0 needed positions are (1,1), (1,2), (2,0), (2,1)`() {
+        val sBlock = SBlock(Position(1, 0))
+        assertEquals(
+            listOf(Position(1, 1), Position(1, 2), Position(2, 0), Position(2, 1)),
+            sBlock.getNeededPositions()
+        )
+    }
+
+}
\ No newline at end of file