Spell Scrolls:
2nd Level: Arcane Lock, Arcane Vigor, Darkvision, See Invisibility(4x150gp)
3rd Level: Major Image, Sending, Slow, Tiny Servant (4x300gp)
4th Level: Greater Invisibility, Ice Storm, Leomund's Secret Chest (3x500gp)
5th Level: Animate Objects, Circle of Power, Cone of Cold, Far Step, Legend Lore, Rary's Telepathic Bond, Passwall, Hold Monster, Planar Binding, Telekinesis (10x1000gp)
Total: 13.300gp
Copying Spells into the Book: (4x100)+(4x150)+(3x200)+(10x250) =4.100gp
...
1x Ritual Spellbook, 25gp
1x High Magic Spellbook, 25gp
1x An exquisite chest, 3 feet by 2 feet by 2 feet, constructed from rare materials worth at least 5.000 gp, and a Tiny replica made from the same materials worth at least 50 gp (Leomund's Secret Chest component)

Charakter Changes:

Level up - Wizard level 14
...
Spells known:
Level 11. Disintegrate, Scatter
Level 12. Summon Fiend, Tasha's Bubbling Cauldron
Level 13. Crown of Stars, Mordenkainen's Magnificent Mansion
Level 14. Reverse Gravity, Simulacrum
...
ASI - Feat 12th Level: War Caster
General Feat (Prerequisite: Level 4+, Spellcasting or Pact Magic Feature)
You gain the following benefits.
Ability Score Increase. Increase your Intelligence, Wisdom, or Charisma score by 1, to a maximum of 20.
Concentration. You have Advantage on Constitution saving throws that you make to maintain your Concentration.
Reactive Spell. When a creature provokes an Opportunity Attack from you by leaving your reach, you can take a Reaction to cast a spell at the creature, rather than making an Opportunity Attack. The spell must have a casting time of one action and must target only that creature.
Somatic Components. You can perform the Somatic components of spells even when you have weapons or a Shield in one or both hands.
...
Level 14: Durable Summons
Starting at 14th level, any creature that you summon or create with a conjuration spell has 30 temporary hit points.

Spell Scrolls:
2nd Level: Arcane Lock, Arcane Vigor, Darkvision, See Invisibility(4x150gp)
3rd Level: Major Image, Sending, Slow, Tiny Servant (4x300gp)
4th Level: Greater Invisibility, Ice Storm, Leomund's Secret Chest (3x500gp)
5th Level: Animate Objects, Circle of Power, Cone of Cold, Far Step, Legend Lore, Rary's Telepathic Bond, Passwall, Hold Monster, Planar Binding, Telekinesis (10x1000gp)
Total: 13.300gp
Copying Spells into the Book: (4x100)+(4x150)+(3x200)+(10x250) =4.100gp
...
1x Ritual Spellbook, 25gp
1x High Magic Spellbook, 25gp
1x An exquisite chest, 3 feet by 2 feet by 2 feet, constructed from rare materials worth at least 5.000 gp, and a Tiny replica made from the same materials worth at least 50 gp (Leomund's Secret Chest component)

Charakter Changes:

Level up - Wizard level 14
...
Spells known:
Level 11. Disintegrate, Scatter
Level 12. Summon Fiend, Tasha's Bubbling Cauldron
Level 13. Crown of Stars, Mordenkainen's Magnificent Mansion
Level 14. Reverse Gravity, Simulacrum
...
ASI - Feat 12th Level: War Caster
General Feat (Prerequisite: Level 4+, Spellcasting or Pact Magic Feature)
You gain the following benefits.
Ability Score Increase. Increase your Intelligence, Wisdom, or Charisma score by 1, to a maximum of 20.
Concentration. You have Advantage on Constitution saving throws that you make to maintain your Concentration.
Reactive Spell. When a creature provokes an Opportunity Attack from you by leaving your reach, you can take a Reaction to cast a spell at the creature, rather than making an Opportunity Attack. The spell must have a casting time of one action and must target only that creature.
Somatic Components. You can perform the Somatic components of spells even when you have weapons or a Shield in one or both hands.
...
Level 14: Durable Summons
Starting at 14th level, any creature that you summon or create with a conjuration spell has 30 temporary hit points.