Just before heading off to Timber Cid will give you the Magic Lamp item. When it is selected from the items menu it will summon a battle with Diablos. He is very difficult if you are under prepared so make sure you save first. If you sold the Magic lamp sorry but you can’t get Diablos 
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| Ability | AP needed | Unlocks | Description |
|---|---|---|---|
| HP-J | 50 | HP+20% | Junctions spells to Hit Points |
| Mag-J | Learned | N/A | Junctions spells to magic attack |
| Hit-J | 120 | N/A | Junctions spells to Hot percentage |
| Abilityx3 | Learned | N/A | Allows junctioning of three abilities |
| Magic | Learned | N/A | Enables the Magic command |
| GF | Learned | N/A | Enables the GF command |
| Draw | Learned | N/A | Enables the Draw command |
| Item | Learned | N/A | Enables the Item command |
| Darkside | 100 | N/A | Enables the Darkside command |
| HP+20% | Learned | N/A | Increases character's HP by 20% |
| HP+40% | 120 | HP+80% | Increases character's HP by 40% |
| HP+80% | 240 | N/A | Increases character's HP by 80% |
| Mag+20% | 60 | Mag+40% | Increases magic strength by 20% |
| Mag+40% | 120 | N/A | Increases magic strength by 40% |
| Mug | 200 | N/A | Changes attack to Mug |
| Enc-Half | 30 | Enc-None | Halves encounter rate |
| Enc-None | 100 | N/A | No random encounters |
| GFHP+10% | 40 | GFHP+20% | Increases Diablos' HP by 10% |
| GFHP+20% | 70 | GFHP+30% | Increases Diablos' HP by 20% |
| GFHP+30% | 140 | N/A | Increases Diablos' HP by 30% |
| Time Mag-RF | 30 | N/A | Refines Time magic from items |
| ST Mag-RF | 30 | N/A | Refines Status magic from items |