Gayle has single handedly turned things around for RCB.
The guy who first thought of signing Gayle half way thru the series has done his team the biggest favour.
Fabi Ayyi Ala E Rabbikuma tukajjiban - فَبِأَيِّ آلاءِ رَبِّكُمَا تُكَذِّبَانِ
Then which of the favors of your Lord will you deny? "We do not deny any of our Lord's bounties/favors upon us."