| Term |
Age |
History |
|---|
| 1 |
12 |
Became a Dolphin Military (Guardian). |
| 1 |
15 |
Gained a contact. |
| 2 |
16 |
Continued as Dolphin Military (Guardian). |
| 2 |
18 |
Commanding officer takes an interest in Elwood Walker's career. |
| 2 |
20 |
Promoted to Dolphin Military (Guardian) rank 1. |
| 3 |
20 |
Continued as Dolphin Military (Guardian). |
| 3 |
22 |
Elwood Walker is assigned to a joint mission with an intelligence agency to catch spies or insurgents operating near underwater base facilities. Gain an intelligence agent as a Contact. |
| 3 |
24 |
Promoted to Dolphin Military (Guardian) rank 2. |
| 4 |
24 |
Continued as Dolphin Military (Guardian). |
| 4 |
25 |
Spend a lengthy period serving as an auxiliary aboard a spacecraft operating underwater, such
as a system defence boat. |
| 4 |
28 |
Promoted to Dolphin Military (Guardian) rank 3. |
| 5 |
28 |
Attempted to change assignments. |
| 5 |
28 |
Failed to qualify for Underwater Commando (Dolphin Military). |
| 5 |
28 |
Continued as Dolphin Military (Guardian). |
| 5 |
32 |
Elwood Walker perform well during a black ops commando mission. Gain a Contact in an elite military unit. |
| 5 |
32 |
Promoted to Dolphin Military (Guardian) rank 4. |
| 6 |
32 |
Continued as Dolphin Military (Guardian). |
| 6 |
36 |
An investigation uncovers links between Elwood Walker's unit’s commander and a radical faction. |