Biodata
| Feature | Value |
|---|---|
| Name | Jerry Green (杰瑞); he later suspects Green is not his original surname 31. |
| Species/Race | Wizard, raised outside the wizarding world 2 6. |
| Gender | Male 2. |
| Affiliation | Hogwarts School of Witchcraft and Wizardry; Slytherin House 10. |
| Occupation/Role | Hogwarts student 10. |
| Status | Alive but unconscious after being drawn into a mysterious stele 50. |
| First Appearance | Chapter 1 1. |
Power Progression
Jerry's system tracks individual spell levels and proficiency rather than an overall wizard level 5 34.
| Stage / Realm / Level | Chapter | Notes |
|---|---|---|
| Initial talents | 2 | His system rates Charms at 8, Potions at 7, Transfiguration at 9, and Dark Magic at 11—above its stated maximum of 10. Studying magic earns card draws 2. |
| First month of spell practice | 5 | Learns Lumos and numerous other spells. Lumos and the Mending Charm reach Lv. 2; his listed remaining spells are Lv. 1, with nonverbal casting still difficult 5. |
| Patronus Charm Lv. 1 | 23 | Summons a corporeal raven Patronus on his first attempt under Flitwick's guidance 23. |
| Patronus Charm Lv. 1, 37.6% | 24 | Raises its proficiency through guided practice 24. |
| Two months of intensive practice | 34 | Most listed spells reach Lv. 2. The Patronus Charm stands at Lv. 1, 98.35%; the Killing Curse reaches Lv. 3, 0.04% despite Jerry's insistence that he has never practiced it 34. |
| Midnight Apparition Lv. 1 | 34 | Obtains the spell through a card draw and tests its raven form and lightning attack 34. |
Background and History
Jerry grows up at London's Elizabeth Orphanage, where he deals with a persistent bully by luring him aside and frightening him into leaving Jerry alone. Dumbledore witnesses the confrontation, then visits Jerry personally after his Hogwarts acceptance. The orphanage matron reluctantly lets him attend and gives him £150 for supplies 1 2.
At Hogwarts, the Sorting Hat places Jerry in Slytherin despite his insistence that he belongs in Gryffindor. His Muggle upbringing draws hostility from some housemates; after an attack by older students, Snape suspects Jerry of injuring them but cannot establish proof. Jerry continues spending much of his time with Gryffindor friends, especially Hermione Granger 10 12 14 19.
Catherine Fawley's unexplained interest in Jerry prompts him to question his origins. Newt Scamander's reaction to a pointed question leads Jerry to suspect a connection to Gellert Grindelwald, which Dumbledore later confirms. Dumbledore withholds further details and says Jerry cannot meet Grindelwald until after his first year 18 31 46.
During Christmas at the orphanage, Jerry receives two gifts from an unknown sender. A ring among them bonds to his finger and transports him to a barren Pacific island. There, it guides him to a white stele that pulls him inside and overwhelms him with energy 49 50.
Appearance
Jerry has golden-blond hair and a gentle, handsome appearance that can make his harsher actions surprising to others 1 6 7.
- His right pupil flickers blood-red while he strengthens his Patronus against a Dementor 44.
- After the island Portkey activates, he senses its ring beneath the skin of his left middle finger; a matching black mark appears on his wrist 50.
Personality
Jerry is studious, curious, and protective of his friends. He teaches Hermione spells, saves Neville when he falls from a broom, and intervenes when Hermione faces danger. He also seeks power so he can live and act independently, rather than for Slytherin's prestige 8 25 33 37.
He carefully manages how others see him. His warmth toward friends coexists with violent retaliation against bullies, calculated displays of innocence, and a willingness to break rules for knowledge. He is cautious around people whose motives he cannot read, including Catherine Fawley and Quirrell 1 13 17 18 29.
Abilities & Skills
Charms and defensive magic
- Jerry teaches himself numerous spells before arriving at Hogwarts; his improved Lumos illuminates the lakeside dock during the first-years' arrival 5 8.
- He learns the Patronus Charm on his first attempt. His corporeal Patronus is a silvery raven with red eyes; he later uses it against a Dementor on the Hogwarts Express 23 24 44.
- He casts Arresto Momentum quickly enough to save Neville from a fall during flying class 25.
Transfiguration and alchemy
- Jerry turns a match into a needle on his second attempt in class, then alters it with a snake pattern 15.
- His first successful alchemical creation is a talking bracelet that tells its wearer what they have forgotten. It needs periodic magic to recharge, but its unexpectedly foul mouth leads Jerry to give it to Neville 28.
Midnight Apparition
- The spell turns Jerry into a fast-flying, purple-black raven resembling his Patronus. It requires neither a spoken incantation nor a wand in his first test 34.
- Its dark-red lightning attack reduces four training dummies to ash but nearly exhausts him. Without attacking, he can sustain the form for about five minutes 34.
- He uses the raven form to survive a fall onto a remote island and later reach its summit 50.
Equipment, Weapons and Items
- Yew wand — Twelve and a half inches, with a dragon-heartstring core; chooses Jerry after more than a dozen unsuccessful trials 4 5.
- Ebony wand — Nine inches, with a dragon-heartstring core; obtained through a system draw and kept as an unregistered spare 35.
- Tom — An unusually intelligent, spell-resistant black bird delivered to Jerry with a mysterious key. Newt suspects Tom may have been magically made 5 8 31.
- Marauder's Map — Borrowed from Fred and George Weasley to move around Hogwarts at night while avoiding staff 25 26.
- Rechargeable stun gun — A quiet, short-range card-draw reward that can paralyze and render a target unconscious 34.
- Abby's Golf Club — A card-draw reward that puts a creature it strikes into a state of “saintly compassion” for ten hours 35.
- Christmas gifts — An expanded suitcase stocked with fitted clothes, and a ring that bonds to Jerry and acts as a Portkey 49.
Relationships
- Hermione Granger — Jerry's closest school friend and frequent study partner. They protect and care for one another; Hermione invites him to visit her family over Christmas 6 37 41 42.
- Albus Dumbledore — Personally brings Jerry into the wizarding world and knows more about his family than he initially reveals. He defends Jerry's freedom to choose his path while monitoring the dangers around him 2 16 46.
- Elizabeth Orphanage matron — Jerry's guardian, who supports his decision to attend Hogwarts and helps pay for his supplies 2.
- Neville Longbottom — A friend whom Jerry saves during flying class and later gives his first alchemical creation 25 28.
- Severus Snape — His Head of House; suspicious of Jerry's violence and ambition, but also offers him advice and helps postpone questioning after the troll incident 14 33 37.
- Draco Malfoy — A fellow Slytherin whom Jerry intimidates after Malfoy insults Hermione. Their subsequent dealings remain wary 7 19.
- Catherine Fawley and Trevor Shackle — Older Slytherins who take an unexplained interest in Jerry. Catherine offers assistance, while Trevor later intervenes when other housemates threaten him 18 41 42.
- Gellert Grindelwald — Jerry suspects a family connection; Dumbledore confirms the connection but prevents a meeting until after Jerry's first year 31 46.