Digimon ISTPs

according Personality Database at the time of writing

Digimon Adventure 02

• BlackWarGreymon ISTP 4w5
  
  
  

Digimon Frontier:

• Minamoto Kouji ISTP 5w6
  
• Neemon ISTP 9w1
• Lobomon ISTP 8w9

Digimon Fusion (Xros Wars): 

• Dorulumon ISTP 8w9
• Puppetmon/Pinokkimon ISTP 6w5

Digimon Tamers

• Makino Ruki/Rika Nonaka ISTP 8w9
  

Digimon Universe: App Monsters

• Rei Katsura ISTP 9w8

Digimon Data Squad (Savers)

• BanchoLeomon ISTP 8w9
  
• Falcomon ISTP 2w1
• Miki Kurosaki ISTP 4w5