Why Do So Many Games Have Tanks, Healers and DPS?

Armors in RPG games be like

TUTORIAL - How to LINK or TRANSFER a base onto a new device #dominations

A hidden gem: M6 | World of Tanks

Well planned domination: Carro 45 t | World of Tanks

Progetto 65 - I still love playing with this tank! | World of Tanks

World of Tanks - Mid Tier Rampage

HotS: How To Tank Diablo

ZERO EFFORT! Easiest way to grind CREDITS! | World of Tanks

Platoon with a returning player, Can i help him become better with current meta? | World of Tanks

Challenger - Hurry up so you can wait! | World of Tanks

Mountain Pass: Tactical Guide | World of Tanks

Why this Tier X Heavy Tank has so low winrate?! | World of Tanks

Skoda T 56: Final thoughts! | World of Tanks

Which tank is the best to buy for bonds? - T-103 Gameplay | World of Tanks

3 hours of Fun! Platoon with Eekeeboo! | World of Tanks

STB-1: No GOLD challenge Best of's | World of Tanks

Bunker on tracks! - VK 100.01 (P) | World of Tanks

E 75 TS: Equipment V2 changes this tank for me! | World of Tanks

IS-6: Let's make some noise | World of Tanks