Which unit is the best in the following roles?
1. Builder: SCV vs MCV
2. Basic Infantry: Marine vs Militant Squad
3. Anti-tank Infantry: Marauder vs Rocket Squad, Fanatics
4. Anti-air Infantry: Marine vs Rocket Squad
5. Anti-structure Infantry: Reaper vs Black Hand
6. Spec Ops Infantry: Ghost vs Shadow Team
7. Recon/Fast Attack: Hellion vs Attack Bike, Raider Buggy
8. Anti-infantry Vehicle: Viking(Walker) vs Raider Buggy
9. Close Assault Vehicle: Hellion vs Flame Tank
10. Main Armor: Siege Tank(Tank) vs Scorpion Tank
11. Heavy Armor: Thor vs Avatar Warmech
12. Mobile Artillery: Siege Tank(Siege) vs Beam Cannon
13. Mobile Air Defense: Thor vs Stealth Tank
14. Fighter Aircraft: Viking(Flyer) vs Venom Patrol Craft
15. Attack Aircraft: Banshee vs Venom Patrol Craft
16. Heavy Attack Aircraft: Battlecruiser vs Vertigo Bomber
17. Intel Based Defense: Sensor Tower vs Disruption Tower
18. Basic Defense: Bunker vs Shredder Turret, Laser Turret
19. Air Defense: Missile Turret vs SAM Turret
20. Heavy Defense: Planetary Fortress vs Obelisk of Light
21. Support Powers: Raven vs Tiberium Chemical Plant
22. Superweapon: Ghost Academy(Nuke Silo) vs Temple of Nod