diff --git a/src/event_object_movement.c b/src/event_object_movement.c
index 6918796605..17360eb9e2 100644
--- a/src/event_object_movement.c
+++ b/src/event_object_movement.c
@@ -4729,8 +4729,14 @@ bool8 MovementType_FollowPlayer_Active(struct ObjectEvent *objectEvent, struct S
 
 bool8 MovementType_FollowPlayer_Moving(struct ObjectEvent *objectEvent, struct Sprite *sprite)
 {
-    if (ObjectEventExecSingleMovementAction(objectEvent, sprite))
-    {
+    #ifdef MB_SIDEWAYS_STAIRS_RIGHT_SIDE
+    // Copied from ObjectEventExecSingleMovementAction
+    if (gMovementActionFuncs[objectEvent->movementActionId][sprite->sActionFuncId](objectEvent, sprite)) {
+        objectEvent->movementActionId = MOVEMENT_ACTION_NONE;
+        sprite->sActionFuncId = 0;
+    #else
+    if (ObjectEventExecSingleMovementAction(objectEvent, sprite)) {
+    #endif
         objectEvent->singleMovementActive = 0;
         if (sprite->data[1]) { // restore nonzero state
           sprite->data[1] = 1;
@@ -4760,6 +4766,9 @@ bool8 FollowablePlayerMovement_Step(struct ObjectEvent *objectEvent, struct Spri
     s16 y;
     s16 targetX;
     s16 targetY;
+    #ifdef MB_SIDEWAYS_STAIRS_RIGHT_SIDE
+    u8 playerAction = gObjectEvents[gPlayerAvatar.objectEventId].movementActionId;
+    #endif
 
     targetX = gObjectEvents[gPlayerAvatar.objectEventId].previousCoords.x;
     targetY = gObjectEvents[gPlayerAvatar.objectEventId].previousCoords.y;
@@ -4786,12 +4795,27 @@ bool8 FollowablePlayerMovement_Step(struct ObjectEvent *objectEvent, struct Spri
 
     // Follow player
     direction = GetDirectionToFace(x, y, targetX, targetY);
-    ObjectEventMoveDestCoords(objectEvent, direction, &x, &y);
-    if (TestPlayerAvatarFlags(PLAYER_AVATAR_FLAG_DASH)) { // Set follow speed accordingly
-      ObjectEventSetSingleMovement(objectEvent, sprite, GetWalkFastMovementAction(direction));
+    #ifdef MB_SIDEWAYS_STAIRS_RIGHT_SIDE // https://github.com/ghoulslash/pokeemerald/tree/sideways_stairs
+    MoveCoords(direction, &x, &y);
+    GetCollisionAtCoords(objectEvent, x, y, direction); // Sets directionOverwrite for stairs
+    if (TestPlayerAvatarFlags(PLAYER_AVATAR_FLAG_DASH)) { // Set follow speed according to player's speed
+        if (playerAction >= MOVEMENT_ACTION_RUN_DOWN_SLOW && playerAction <= MOVEMENT_ACTION_RUN_RIGHT_SLOW)
+            objectEvent->movementActionId = GetWalkNormalMovementAction(direction);
+        else
+            objectEvent->movementActionId = GetWalkFastMovementAction(direction);
     } else {
-      ObjectEventSetSingleMovement(objectEvent, sprite, GetWalkNormalMovementAction(direction));
+        if (playerAction >= MOVEMENT_ACTION_WALK_SLOW_DOWN && playerAction <= MOVEMENT_ACTION_WALK_SLOW_RIGHT)
+            ObjectEventSetSingleMovement(objectEvent, sprite, GetWalkSlowMovementAction(direction));
+        else
+            objectEvent->movementActionId = GetWalkNormalMovementAction(direction);
     }
+    sprite->sActionFuncId = 0;
+    #else
+    if (TestPlayerAvatarFlags(PLAYER_AVATAR_FLAG_DASH)) // Set follow speed according to player's speed
+        ObjectEventSetSingleMovement(objectEvent, sprite, GetWalkFastMovementAction(direction));
+    else
+        ObjectEventSetSingleMovement(objectEvent, sprite, GetWalkNormalMovementAction(direction));
+    #endif
     objectEvent->singleMovementActive = 1;
     sprite->data[1] = 2;
     return TRUE;
@@ -5286,6 +5310,9 @@ static bool8 DoesObjectCollideWithObjectAt(struct ObjectEvent *objectEvent, s16
     u8 i;
     struct ObjectEvent *curObject;
 
+    if (objectEvent->localId == OBJ_EVENT_ID_FOLLOWER)
+        return FALSE; // follower cannot collide with other objects, but they can collide with it
+
     for (i = 0; i < OBJECT_EVENTS_COUNT; i++)
     {
         curObject = &gObjectEvents[i];