Fixed #7284

core/src/mindustry/entities/comp/BulletComp.java

@@ -166,6 +166,8 @@ abstract class BulletComp implements Timedc, Damagec, Hitboxc, Teamc, Posc, Draw
             (!build.block.underBullets ||
             //direct hit on correct tile
             (aimTile != null && aimTile.build == build) ||
+            //same team has no 'under build' mechanics
+            (build.team == team) ||
             //a piercing bullet overshot the aim tile, it's fine to hit things now
             (type.pierce && aimTile != null && Mathf.dst(x, y, originX, originY) > aimTile.dst(originX, originY) + 2f) ||
             //there was nothing to aim at