1) Exclusive colors for 30,000/40,000/50,000 games played.
2) Custom made 3D Objects for 30k/40k/50k games played.
3) Permanent TC boosters that increases after 20k/30k/40k/50k/etc. games played.

1) Nah.
Idk why but I dont like the idea

2) I agree
Custom 3d item sounds cool :O

3) I agree.
Maybe...
20k - 20 TC
30k - 50 TC
40k - 100 TC
50k - 250 TC