April 1, 1990
WRESTLEMANIA VI
https://watch.wwe.com/episode/WrestleMania-6-5466
April 8, 1990
AWA SUPERCLASH 4
https://watch.wwe.com/episode/107087
April 28, 1990
SATURDAY NIGHT'S MAIN EVENT
https://watch.wwe.com/episode/Saturday-Nights-Main-Event-4957
April 29, 1990
Sgt. Slaughter vs. Kokena Maximus
https://watch.wwe.com/episode/Yokozunas-early-WWE-matches-102068?startPoint=1
Yokozuna's early WWE matches
https://watch.wwe.com/program/Yokozunas-early-WWE-matches-102068