What is your favorite chess variant?

Three-Check

ONLY THREE CHECK

1. Atomic
2. koth
3.three check

Antichess
Atomic

1. Atomic
2. KotH
3. Three check

1. Racing Kings
2. 3 check
3. KOTH
4. Horde
5. Atomic
6. chess960
7. crazyhouse
8. antichess

Atomic
3 check

1) Racing Kings
2) Bullet
3) Antichess
4) Crazyhouse
5) Koth