Hey @Dovahkin1202.
The ranked rewards do go out at the end of the season. Once the season is over your rank will be locked in and you'll get the rewards.
Since this season had a split, you'll get the rewards for the highest rank you earned in either split. That means if you ranked higher in the first split you would get the rewards for the rank you achieved there, or vice versa if you ranked higher during the second split.
/Kent
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