I want to bring more attention to this mouse (Corsair Katar Pro XT), as I think its an absolutely great budget option that flew under most people's radar - More info in
Corsair KATAR PRO XT Antgrip • Antgrip - Upgrade your gaming mouse.
Mouse gaming Corsair Katar PRO XT, RGB, 18.000 dpi
Corsair Katar PRO XT Review (Page 3 of 4) | APH Networks
Corsair Katar Pro XT - closed gaming mouse weighing 73 grams in test