(Image credit: Arrowhead) Many Helldivers 2 fans weren't thrilled to learn last week that Arrowhead is locking two new mechs behind the $10 Exo Experts warbond . It's the first time the vehicle has seen any evolution in two years, and the decision to sell its flamethrowing and grenade-lobbing variants furthers a trend of all (not just some) new Helldivers 2 equipment coming with a price tag. To help ease the tension, and make the premium mechs more enticing, Arrowhead is introducing sweeping buffs to all mechs (including the ones you can unlock for free) in patch 6.2.2, which dropped at the same time as Exo Experts today: Article continues below Increased main health pool from 850 to 1600 The exosuit will only die if the main healthpool is depleted. Before it could die if specific healthzones were depleted. Increased vulnerability to acid attacks by 50% Fixed so parts of the cockpit healthzones are not blocked by the ragdoll actor. Now the cockpit zones will be damageable in the right way.…