June 14 at Capital One Arena in Washington DC brings UFC 330 — and the main event features featherweight champion Ilia Topuria defending against Justin Gaethje in one of the most physically imposing title fights the 145-pound division has seen. Topuria arrived from Spain as an undefeated prospect and dispatched the division's most established champions with a precision that left the MMA world searching for adjectives. Gaethje is the most brutally efficient attacker in the sport — his fights generate violence with the consistency of a metronome and his chin is the stuff of urban legend. This is a title fight between a technically brilliant champion and the most dangerous …