These are removed:

• Deception
• Intimidation
• Performance
• Persuasion
• Insight
• Investigation

These are changed to be passives:

• Arcana
• History
• Nature
• Religion

These are used normally:

• Athletics
• Acrobatics
• Sleight of Hand
• Stealth
• Animal Handling
• Perception (most often used as Passive)
• Medicine
• Survival