warframe, Tenno, operator, steel path, Teshin, dojo, mastery rank 5, Excalibur, Skana, Lato, armor, stance, agile, energy glow, Orokin, Grineer, Corpus, Infested, high-level enemies, hard mode, enhanced difficulty, rewards, exclusive cosmetics, emotes, armor set, sigils, mastery points, endurance, strategy, tactical, mod loadout, adaptation, survival, defense, interception, exterminate, solo play, squad, cooperative, detailed environment, Lua, Ceres, Europa, Sedna, Eris, Phobos, tactical alert, Sortie, Arbitration, elite, challenging, endgame content, focused light, dramatic shadows, dynamic angle, high contrast.