It worked the best on him…
Kaiju No. 8 | Kaiju No. 9
Saint Seiya: Meiou Hades Juuni Kyuu-hen
DEMON SLAYER
↳ S1:E15 “Mount Natagumo”
Uzui Tengen | Demon Slayer Episode 3
Training : Endurance and Stamina
Due to his upbringing beitenng raised to become a shinobi and his own father’s increased attempts to revive their clan by forcing Tengen and his siblings to train even more harshly and painfully then necessary, Tengen developed inhuman resistance to pain,