FoxHounds hunt in packs like we do, hence the name;
Recruits must pass exams in three different aspects;

Physical:
-Physical Fitness Test
-Short-distance running
-Uninterrupted performance of 80 Prone-ups
-Uninterrupted performance of 100 Crouch-ups
-50 meter freestyle-stroke swim on Wake-Island
-Combat driving skill on a ATV
-Cross-country march (travelling 64 km [40 miles] in under 15 hours, carrying a 30 kg [67 pounds] backpack) on Operation-Firestorm

Psychological:
-Mental recovery from suppressing fire, concentration while aiming down the sights while getting shot, endurance, self-control and the fortitude to overcome difficult situations on the Metro
-ESP expectancy score
-Marksmanship
-Recognizing and making decisions in emergency situations on Armoured Kill.

Intelligence:
-Foreign languages on Servers
-Foreign geography
-Knowledge of world events on Battlelog
-Advanced technology
-Medical procedures with the Defibrillator
-Detonation operations with C4
-Stealth communication through the Headset
-Foreign weaponry

After passing the selection courses, the recruits then partake in professional training exercises (also known as drills), which include:

-Battlefield survival (14 weeks)
-Shooting practice (must score at least 95% for a target at 914 m [3,000 ft], and 100% for a target at 548 m [1,800 ft])
-Guard patrol on Caspian Border
-Mountaineering on Alborz Mountains
-C.Q.C with a Knife & M1911
-Caspian Border infiltration
-Guerrilla warfare
-Land navigation
-Radar-reading
-Escape and evasion with a Tank
-Combat medical skills with Assault Class
-Rebelling and Ranger practice
-Weapons familiarization
-Nautical vehicle control and navigation
-Water infiltration on Kharg by Boat & by Swimming
-Basic military parachute skills (4 weeks)
-Special operations freefall practice (High-Altitude, Low-Opening [HALO] and High-Altitude, High-Opening [HAHO]) from a Gunship
-11 jumps carrying little to no combat equipment while under Tank fire
-15 jumps with full combat equipment while under Sniper fire
-2 nighttime jumps on Tehran Highway
-2 mass-tactical strategic jumps on Damavand Peak
-Intelligence gathering
-Language and customs of the destination country (4 weeks)
-Stealth techniques with Knife & silenced weaponry
-Improvised explosive devices like a Mine+Grenade
-Utilization of high-tech equipment from the Premium Packs
-No Headset Communications
-Medical Bag & Defibrillator exam