Warriors:more damage with sword,less with guns. Special Sword Abilities Focused On increase Damage and defense But will have moderate Speed. Weakness:Has no ranged abilities, and has moderate defense.

Rangers:More damage With guns,Less with swords: Special Gun abilities,Increased Speed. Weakness:No special Melee attacks,no aoes.

Healer:Less damage with all weapons, can heal and buff allys.Cooldown on abilities and mana bar. Less Defense Weakness:small attack damage,Small defense, no special attacks.

Tank:Moderate-less damage with all weapons, Force Mobs to attack them and can increase More Defense to ally's than healers can. Having Special shields with attributes.For example:A Fire SHield,theirs a chance if enemies attack the shield, they will catch on fire if they attack it. Greatly increased Defense but less speed and attack.

Assasin:Insane Increased Damage and criticals With Knives,Tiny defense:Can sneak past enemies, And Deal Massive Damage to most single Targets.Insanely increased speeds. Weakness:weak defense,No aoe,less usefull for mobs,less attack distance.Strengths:good for dealing damage against bosses.

Mage: Barely any damage guns and swords,New weapon staff . Able To Force the elements Out of their staff. They have a mana bar and abilites with cooldowns. moderate-low speed,low defense. Strengths: Can attack Enemies In a large aoe.Can Use Enemies Elemental Weakneses Against them.Option:They can also Hurt enemies stats(lower defense for example) Weakness: Low defense,not the best speeds,Weak Single Target Damage.Mana Takes a while to regen, But it regends faster the less mana there is and less usefull when fighting bosses. Strengths:good at taking down trash mobs,attack enemies weaknesses,Good at taking down high hp foes.

If you Dont like my ideas,Ill try to think of more ;o;.