Asha represents the powers of life. Keep in mind, that doesn’t mean he’s so pushover hippy dippy peace lover. Life is both precious and fragile and no one understands that better than Asha himself. He protects life fervently and has become something a stealthy warrior watching over all, making sure that when their time comes its by his decision.
As such, Asha puts emphasis on living most of all. He gives bonuses to his allies that allow them to last longer and increases the power of healing effects. Even if an ally dies he’s use the energy they left behind the aid his other allies. Asha is deceptive in his actions but it’s all to make sure nothing perishes without meaning.