How to Make Spells in Oblivion (Elder Scrolls IV & Remastered)

If you’re asking “how to make spells Oblivion,” you’re talking about **custom spellmaking** at Altars of Spellmaking in The Elder Scrolls IV: Oblivion / Oblivion Remastered.

Quick Scoop

  • You need access to an Altar of Spellmaking (Arcane University or Frostcrag Spire).
  • You can only build spells from effects you already know (i.e., you own a spell with that effect and can cast it).
  • You choose: effect(s), magnitude, duration, area, range, then pay gold and magicka cost to create the spell.

Step 1: Unlock Spellmaking

Option A – Mages Guild → Arcane University (Base Game Path)

  1. Join the Mages Guild
    • Visit any Mages Guild Hall in a major city (e.g. Chorrol, Bruma, Skingrad) and talk to the local guild head.
    • They’ll recruit you and usually give you a small quest or requirements.
  1. Complete the Recommendation Quests
    • Each city’s guild head gives a Recommendation quest.
    • Finish all of them (7 total) to gain admission to the Arcane University in the Imperial City.
  1. Enter the Praxographical Center
    • Inside the University, go to the Praxographical Center.
    • There are Altars of Spellmaking in this building that you can activate to design custom spells.

“To make spells, first join the Mages Guild... get into the Arcane University... go to the Praxographical Center. They have spellmaking altars.”

Option B – Frostcrag Spire (DLC / Remastered Shortcut)

  • In Oblivion Remastered and with the Frostcrag Spire content, there is an Altar of Spellmaking inside Frostcrag Spire , a wizard tower in the Jerall Mountains east of Bruma.
  • You typically must:
    • Purchase/unlock the tower (around several thousand gold).
    • Once unlocked, you can use its Spellmaking Altar without doing all guild recommendations, making this a faster route in some versions/remasters.

Step 2: Meet the Requirements for Spell Effects

You can’t just invent any effect from thin air. The game has rules:

  • You must own a spell that uses that effect.
  • You must be able to cast that spell with your current skill level and magicka.
  • Then that effect becomes available in the spellmaking menu, and you can tweak its magnitude, duration, area, etc.

Common cheap base spells to unlock schools/effects:

  • Alteration: Shield.
  • Conjuration: Summon Skeleton.
  • Destruction: Weakness to Fire/Frost/Shock or minor elemental damage.
  • Illusion: Light or basic Invisibility-type spell (depending on version).
  • Mysticism: Detect Life.
  • Restoration: Restore Fatigue.

Players often buy the cheapest version of any effect just to unlock it for custom spellmaking.

Step 3: Using the Altar of Spellmaking

When you activate an Altar of Spellmaking:

  1. Open the Spellmaking Menu
    • You’ll see a list of available effects based on your currently known spells.
  1. Choose a Base Effect
    • Example: Fire Damage, Frost Damage, Shield, Invisibility, Summon X, Weakness to Magic, etc.

  1. Set the Parameters
    For each effect, you configure:

    • Range :
      • Self – affects you.
      • Touch – must physically touch the target, usually cheaper and more efficient.
      • Target – projectile that hits at range, generally more expensive.
 * **Magnitude** :
   * How strong the effect is (e.g., 10 Fire Damage, 100 Weakness to Magic).
   * Higher magnitude = more magicka and gold cost.

 * **Duration** (in seconds):
   * Instant damage vs damage over time, long invisibility vs short tactical invisibility, etc.
   * Long duration = higher cost; instant is cheaper for burst damage.

 * **Area** (for on target):
   * 0 = single target.
   * Increasing radius turns it into an AoE spell, but cost rises quickly.
  1. Combine Multiple Effects (Optional)
    • You can stack several effects in one spell:
      • Example: Weakness to Fire + Weakness to Magic + Fire Damage over time.
    • Each extra effect raises cost but can create powerful combos.
  1. Name Your Spell
    • Give it any name you like (e.g., “Inferno Burst,” “Ghost Cloak”).
  1. Pay the Gold & Save the Spell
    • The game shows a magicka cost and a small gold fee.
    • Confirm to permanently add the spell to your spell list.

Good Starter Custom Spells

Below is an HTML table, since you asked for table output that way.

Useful Early / Mid-Game Custom Spells

[7] [7] [1][7] [9][1][7] [2][1] [2][1] [4][9] [4][9] [9][7] [7][9]
Spell Idea Effects Setup Why It’s Good
Cheap Training Spell Primary: very low-cost effect (e.g. Shield 1 pt for 1 sec on touch) + Secondary: Fortify Magicka on self 20 pts for 3 sec, so you can cast it almost endlessly.Lets you rapidly train a school (Alteration, Destruction, etc.) by spam-casting without running out of magicka.
Weakness Combo Nuke Spell A: 100% Weakness to Magic for 2 sec + 100% Weakness to chosen element for 2 sec (on touch). Spell B: elemental damage over 10 sec (on touch/target).Cast A then B; the weaknesses massively boost the damage of the second spell for the whole duration.
Stealth Invisibility Invisibility for 10–15 sec on self, tuned so you can cast it at novice/apprentice Illusion instead of needing higher skill.Short, affordable invisibility windows for sneaking, repositioning, or escaping without requiring high Illusion skill.
Armor Trainer Fortify Armor Skill 100 pts for 1–3 sec on self.Used with certain gameplay tricks to level Armor and related skills very fast while keeping magicka cost low.
Safety Button Nuke Create a destruction spell that drains almost your entire magicka bar in one cast with high damage on touch/target.Combined with strong restore-magicka potions, you can unleash huge burst damage repeatedly in emergencies.

Spellmaking Tips, Tricks, and “Broken” Builds

Modern discussions (especially around Oblivion Remastered in 2025–2026) focus heavily on how easy it is to break the game with the spellmaking system.

Some widely shared strategies:

  • Use Touch instead of Target
    • Touch spells are often much cheaper for the same effect, letting you stack insane magnitude and duration.
  • Stack Weakness Effects
    • Weakness to Magic + Weakness to Element (e.g. fire) multiplies damage from later spells, leading to ridiculous burst when chained properly.
  • Instant vs Over Time
    • Instant high-magnitude spells are good for “one-shot” bursts but cost more per cast.
    • Damage over time paired with weaknesses can be more magicka-efficient, especially on tough enemies.
  • Custom Training Spells
    • Players design ultra-cheap spells to spam and level each school as quickly as possible (e.g. low-cost Light for Illusion, Detect Life for Mysticism, Restore Fatigue for Restoration).
  • Synergy with Alchemy
    • Many guides recommend making strong restore magicka potions and then using extremely expensive, high-damage custom spells, refilling magicka with potions between casts.

Video creators in 2025–2026 have turned this into a whole meta, showcasing “broken” spells and power-builds in Oblivion Remastered, like spell-crafted nukes, infinite crowd control, or economy-busting utility spells.

Forum / Community Discussion Angle

Since your prompt mentions “forum discussion” and “trending topic,” here’s how this plays out online lately:

“I can finally create my own spells. How do I use it to the max in this game?”

Typical viewpoints you see on Reddit, guides, and YouTube:

  • Power-Gamers’ View
    • See spellmaking as the core way to break Oblivion , aiming for 100% weakness stacks, huge AoEs, and training exploits.
  • Role-Players’ View
    • Focus on thematic spells — making a signature “character spell” with custom names and flavor (e.g. a battlemage with tri-element blasts or a stealth mage using invisibility + summons).
  • New Players’ View
    • Often overwhelmed; common questions:
      • “Why can’t I select X effect?” → Because they don’t own a spell with that effect yet.
      • “Where are the spellmaking altars?” → They’re hidden behind Mages Guild progress or the Frostcrag Spire tower.
  • Veterans Returning for Remastered
    • Many coming back in 2025–2026 treat custom spells as the nostalgic “fun sandbox” that differentiates Oblivion from Skyrim, and content around “best custom spells in Oblivion Remastered” is trending accordingly.

Mini Story Example: Your First Signature Spell

Imagine you’ve just earned access to the Arcane University in Oblivion Remastered. You walk into the Praxographical Center, approach the glowing altar, and pull up the spellmaking menu.

You pick Fire Damage because you own the basic Flare spell. You make it on touch , set magnitude to 20 for 3 seconds, then add Weakness to Fire 50% for 3 seconds on the same spell.

You name it “Ashmaker.” The first time you touch an enemy with it, you see them take a chunk of damage and then slowly burn down with the boosted damage over time. From that moment, “Ashmaker” isn’t just a mechanic; it’s your character’s signature move — and that’s exactly what makes Oblivion’s spellmaking system so beloved.

TL;DR (Bottom)

  • Join Mages Guild → finish recommendations → Arcane University → Praxographical Center → use Altar of Spellmaking; or unlock Frostcrag Spire’s altar in some versions/remastered.
  • You can only use effects from spells you already know and can cast; then you customize magnitude, duration, area, and range.
  • Combine cheap training spells, weakness stacks, and touch-based nukes to create powerful or even “broken” spells in Oblivion and Oblivion Remastered.

Information gathered from public forums or data available on the internet and portrayed here.