If you know that youre weapon is going to hit an enemy, use ice block. Becuase there's a chance that you will die before your bullet fire will hit the enemy. (Only use it when you think and know that its going to hit them)
Lex is a thorn in the foot for Skye as she depends mostly on her stealth and when you track her it's more than easy to take her down with lex's insane damage normally it should only take up to two hits
Currently, Talus' Ultimate is really weak and other than CC immunity, any swift movement can overcome it. Nimble (Literally just 300 credits) can overcome Talus' ultimate.