I played a bit with the talent grid and pretend to have all the heroes, just to see what happens with my personal choices.
I divided the results for first, second and third choices for every class, and see what can i build with defence team and titan teams. This is what happened:
FIRST CHOICES
| Barbarian | Paladin | Druid | Cleric | Fighter | Wizard | Monk | Ranger | Sorcerer | Rogue |
|---|---|---|---|---|---|---|---|---|---|
| Gravemaker | Ares | Alberich | Vivica | Panther | Zeline | Tarlak | Athena | Quintus | Jackal |
DEFENCE TEAM
| Wing | Flank | Central | Flank | Wing |
|---|---|---|---|---|
| Alberich | Athena | Gravemaker | Zeline | Panther |
TITAN TEAMS
| Red | Blue | Green | Purple | Yellow |
|---|---|---|---|---|
| Athena | Zeline | Gravemaker | Jackal | Panther |
| Tarlak | Tarlak | Ares | Vivica | Tarlak |
| Tarlak | Athena |
TOTAL COLORS
| Red | Green | Blue | Yellow | Purple |
|---|---|---|---|---|
| 2 | 3 | 1 | 2 | 2 |
SECOND CHOICES
| Barbarian | Paladin | Druid | Cleric | Fighter | Wizard | Monk | Ranger | Sorcerer | Rogue |
|---|---|---|---|---|---|---|---|---|---|
| Kageburado | Arthur | Lepus | Hansel | Delilah | Hel | Wilbur | Evelyn | Mitsuko | Khiona |
DEFENCE TEAM (FIRST CHOICE+SECOND)
| Wing | Flank | Central | Flank | Wing |
|---|---|---|---|---|
| Kageburado | Evelyn | Gravemaker | Delilah | Zeline |
TITAN TEAMS (FIRST CHOICE+SECOND)
| Red | Blue | Green | Purple | Yellow |
|---|---|---|---|---|
| Athena | Zeline | Gravemaker | Jackal | Panther |
| Arthur | Tarlak | Ares | Vivica | Kageburado |
| Tarlak | Evelyn | Wilbur | Athena | Khiona |
| (Lepus?) | Tarlak | Tarlak |
TOTAL COLORS
| Red | Green | Blue | Yellow | Purple |
|---|---|---|---|---|
| 4 | 5 | 3 | 3 | 5 |
THIRD CHOICES
| Barbarian | Paladin | Druid | Cleric | Fighter | Wizard | Monk | Ranger | Sorcerer | Rogue |
|---|---|---|---|---|---|---|---|---|---|
| Azlar | Falcon | Zimkitha | Mother (Ariel) | Magni | Sartana | Drake | Alasie | Locke | Inari |
DEFENCE TEAM (FIRST+SECOND+THIRD)
| Wing | Flank | Central | Flank | Wing |
|---|---|---|---|---|
| Drake | Alasie | Gravemaker | Zeline | Kageburado |
TITAN TEAMS (FIRST+SECOND+THIRD)
| Red | Blue | Green | Purple | Yellow |
|---|---|---|---|---|
| Athena | Zeline | Gravemaker | Athena | Panther |
| Arthur | Evelyn | Ares | Jackal | Kageburado |
| Alasie | Tarlak | Falcon | Inari | Kiona |
| Magni | (Locke?) | Wilbur | Drake | Tarlak |
| Tarlak | Tarlak |
TOTAL COLORS
| Red | Green | Blue | Yellow | Purple |
|---|---|---|---|---|
| 7 | 7 (6) | 5 | 5 (6) | 6 |
Yes, after 3 waves i do not even touched heroes like Guinevre, Aeron, Joon, Lianna or Victor.