I have checked the set against the instructions and believe it to be complete but there is a small chance it may be missing a piece.
LEGO NINJAGO: Jumping Snakes (30085) with Instructions (No Minifigure)
Lego MOC Olympic Jumping Ski - ONLY instructions PDF (via email)
Lego Belville Horse Jumping Set 7587. Fully Complete With Instructions
LEGO NINJAGO The NINJAGO Movie NINJAGO City Chase 70607 233 pcs Lloyd
LEGO NINJAGO 70665 NINJAGO Samurai-Roboter - FACTORY-SEALED
LEGO NINJAGO Dragons Rising 71837 NINJAGO City Workshops 3244pcs 14+ Box
