4+ generation, active, air, air force, alliance, and, art, as the, being, book, bsa m20, characters, coat, conditions, counter, cross, cyrus, database, death note, design bureau, destroyed, destruction, developer, domination, dragon, dry, enemy ., exploration, fall, fan art, fiction, fighter, fire, force, ghost, giant, ground, gun, helicopters, hood, in the air, intelligence, intended, katana, last seraphim, light, live, magic, man, mane, mass effect, men, mi- 28, motorcycle, multi-purpose, muscles, night hunter, normandy, other, owari no seraph, part, plane, purposes, racing, rider, river, ruins, russia, russia ., ryuzaki, scout, search, seraph of the end, shepard, ship, shock, skeleton, sky, soviet, spacecraft, star wars, starfighter, stones, su - 30, su-27, su-30, surface, tanks, the kremlin, the old, town, war, winter, ww2., yagami, yuuichirou hyakuya