baldur's gate 3, video game, fantasy setting, spellcasting, concentration mechanic, interruption, combat strategy, mage character, casting spells, enemy mage, targeted attacks, physical damage, ranged attacks, arrows, magic missiles, environmental hazards, fire, ice, lightning, strategic positioning, high ground advantage, cover, stealth approach, surprise attack, tactical pause, party coordination, AI behavior, dynamic lighting, detailed textures, immersive atmosphere, interactive objects, realistic physics, 3/4 view, isometric perspective, real-time with pause combat, ambient occlusion, high-resolution textures.