The Polandball-seal-of-apporvance medal award official Northern Lands approved guide on how to be Thartler, aka how to copy him:
1. Raise in Slavic country
2. Play strategies as young.
3. Move out into county.
4. Be aggressive.
5. Have bad thoughts.
5a. Be good at maths.
5b. Get first access to internet.
6. Play some browser games.
7. Pass to grade 2.
8. Start reading books.
9. Get lazier.
9a. Play some games else.
9b. Change your nick into patron name and country name.
10. Pass to grade 6.
11. Play Diablo 3 and Crisis 3.
12. Get into final tier of event.
13. Get your first computer.
14. Get into the harder life, tough boy.
14a. Get Terraria.
15. Learn that sites other than TCF do really exist.
15a. Get L4D2
15b. Play DtG
15c. Change nick to whatever your liking is by oriental.
15d. Get influenced that Pokemon isn't bad thing.
16. Play a lot of games.
16a. Play some Adventures.
16b. Change your nick to name of your class playthough.
18. Become the creator of most popular RPG in other forums after some failures.
18a. Influence some friends from another forums to join the forum with greatest of your RP
19. Get Pokemon: Moon.
20. Get eliminated in two contests in a middle due to silly mistakes and illness.
21. Get Pokemon: Super Mystery Dungeon.
22. Be Technician.*
23. Read Polandball comics.
23a. Dream of being countryball, like Russiaball or Serbiaball...
24. Dream about being Snivy.
25. If you're still man-child during this, maybe you outdid me.
26. Play some Touhou, let it influence you.
27. Get mostly good grades at 1st semester.
27a. Also, dream about being a Slavicball you like.
28. Get Game of Thrones.
29. Read it despite your laziness.
30. Do your custom citizenball.
31. Dream of being Tywin or Robb or someone else.
32. Be torn between the four characters.
33. Play in some servers.
34. Oh, and create another RP in missing of genre you did like.
35. Miss the good old days.
36. Have some bad dreams about war.
37. Still dream about being all the characters.
38. Congrats! Yuo of beings Thartler!
*You must be informatican for this to be true.