I didnt get a legendary in 36 packs

@123adi789 You will open 199 free apex packs by level 500.
+ 60 from S1-S5 (12 packs each season) - 259 apex packs in total.
You can do the math yourself if you haven't bought the battle passes.

You need at least 500 apex packs 🙂 so go buy 300 apex packs.