Synthetic Minnow Bait is a group of fish baits:

Name Grade Picture Cost of 50-Pack Info
S-Minnow S S-minnow 50 stars Goes very deep inside the water. Its unique movement and smell attract big fishes. (Luck +10)
Rookie's Bait S S-rookies - Multi-functioning, specialized bait for a rookie. Increases all stats. (ATT/SKL/CTR +100, Luck +10)
Boss Synthetic Bait S Boss synth 100 stars Greatly increases your chance to catch strong fishes. It's effective for 30 minutes on all fishing sites in your area.
Halloween Pumpkin S Pumpkin - Made from pumpkins. Share with friends on Halloween!