You've only played for just over a day? Sorry to be so blunt but in order to get the good rewards, you're going to have to grind and I'll tell you that the struggle is real.
Either that or sell your soul to RNGeezus and hope to get exotics that way*
(*Works 0.1% of the time)
English
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I only play crucible dude.
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fagg*ot
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-blam!-