Well in that case, for RCB:
In 2011, Gayle came as replacement for Dirk Nannes. Both were retained for 2012
In 2020, Zampa came as replacement for Richardson. Both were retained for 2021 again..
8 Groundsman has Tested Covid +ve at Wankhede stadium with just 1 week ahead of start of Vivo IPL 2021, This is very scary thing just at start of Tournament.