After feeding a dragon, in order to level up, it needs be trained in the Academy 
to continue to gain levels.
In the beginning only one dragon can be trained at the Academy at a time.
A purchase option to train up to six dragons at the same time is available by using the premium currency of the game, Runes 
. A seventh training slot is available upon purchase of the monthly Grand Alpha premium bundle.
Building Progression
| Level | Train dragons up to level... |
Upgrade to Next Level | ||
|---|---|---|---|---|
| Vikings Required |  /
|
| ||
| 1 | 6 | 5 | 600
|
10m |
| 2 | 12 | 15 | 7,600
|
3h |
| 3 | 18 | 35 | 48,000
|
6h20m |
| 4 | 24 | 55 | 180,000
|
12h30m |
| 5 | 30 | 110 | 570,000
|
21h |
| 6 | 36 | 176 | 1,800,000
|
1d |
| 7 | 42 | 425 | 2,750,000
|
1d04h |
| 8 | 54 | 840 | 27,000,000
|
1d06h |
| 9 | 62 | 1,060 | 38,000,000
|
2d |
| 10 | 68 | 1,500 | 79,000,000
|
2d12h |
| 11 | 75 | 1,640 | 248,000,000
|
3d12h |
| 12 | 85 | 2,250 | 480,000,000
|
4d |
| 13 | 100 | 3,210 | 80 
|
4d06h |
| 14 | 112 | 6,350 | 3,500
|
2d01h |
| 15 | 124 | 7,650 | 12,000
|
4d12h |
| 16 | 134 | None | None | None |
Premium Upgrades
A second Academy training slot can be opened by purchasing a premium upgrade for 240 .
A third Academy training slot can be opened by purchasing a premium upgrade for 1,490 .
A fourth Academy training slot can be opened by purchasing a premium upgrade for 2,490 .
A fifth Academy training slot can be opened by purchasing a premium upgrade for 4,490 .
A sixth Academy training slot can be opened by purchasing a premium upgrade for 6,490 .
Premium purchases are instant and permanent.
Building Progression (Dome Academy)
The Dome Academy, also referred to as the Edge Academy, was introduced with version 1.43.14. It is located on Dragon's Edge The Dome Academy will only train Dragons at Level 135 or higher.
| Level | Train dragons up to level... |
Upgrade to Next Level | ||
|---|---|---|---|---|
| Vikings Required | /
|
| ||
| 0 | 134 | 8,550 | 1,450,000,000
|
4d13h40m |
| 1 | 141 | 9,000 | 27,500
|
4d15h20m |
| 2 | 150 | 10,000 | 34,000
|
6d |
| 3 | 175 | 11,000 | 52,000
|
6d |
| 4 | 180 | None | None | None |
Dome Academy Premium Upgrades
A second Dome Academy training slot can be opened by purchasing a premium upgrade for 3,000 .
A third Dome Academy training slot can be opened by purchasing a premium upgrade for 5,000 .
A fourth Dome Academy training slot can be opened by purchasing a premium upgrade for 7,500 .
A fifth Dome Academy training slot can be opened by purchasing a premium upgrade for 10,000 .
A sixth Dome Academy training slot can be opened by purchasing a premium upgrade for 12,000 .
Premium purchases are instant and permanent.
Building Design
| Academy Lv. 1 | Academy Lv. 2 | |
| Academy Lv. 3 | Academy Lv. 4 | |
| Academy Lv. 5 | Academy Lv. 6 | |
| Academy Lv. 7 | Academy Lv. 8 | |
| Academy Lv. 9 | Academy Lv. 10 | |
| Academy Lv. 11 | Academy Lv. 12 | |
| Academy Lv. 13 | Academy Lv. 14 | |
| Academy Lv. 15 | Academy Lv. 16 |
Building Design (Dome Academy)
| Dome Academy Lv. 0 | Dome Academy Lv. 1 | |
| Dome Academy Lv. 2 | Dome Academy Lv. 3 |
| Categories | ||||||
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