EchoHolmesAria | spell relay
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Spell Relay
Cast spells in sequence with a single key. Spell Relay is a client-side addon for Iron’s Spells ’n Spellbooks, designed to make applying multiple buffs easier.
Features
- Custom spell sequences — Arrange spells by their physical spellbook slots.
- Automatic chaining — Waits for server-confirmed cast completion before casting the next spell.
- Multiple profiles — Save different sequences for different situations.
- Cooldown options — Skip, wait, or stop when a spell is on cooldown.
- Client-side only — No server-side installation of Spell Relay is required.
How to Use
- Equip your spellbook and press F8 to open the editor.
- Click spellbook slots or enter a sequence such as
3, 1, 5, then save. - Press F9 to start or stop the selected sequence.
Slot numbers start at 1 and include empty slots. Key bindings can be changed in Minecraft’s controls settings.
Supported Versions
| Minecraft | Loader | Tested Iron’s Spells Version |
|---|---|---|
| 1.20.1 | Forge | 1.20.1-3.15.4 |
| 1.21.1 | NeoForge | 1.21.1-3.16.3 |
Requirements and Limitations
Requires the matching version of Iron’s Spells ’n Spellbooks and its dependencies.
- Normal mana, cooldown, and casting requirements still apply.
- Continuous/channeling spells are currently unsupported.
- Stopping a sequence allows an already-started cast to finish naturally.
- Spells that require aiming must still be aimed manually.

