Fair rating?MasterChef Australia· Season 18 · Episode 12
Mystery Box Challenge: Catherine Zhang
The Top 20 compete for Immunity from tomorrow's Elimination in a fruity Mystery Box challenge set by Catherine Zhang, marking the start of Viral Wonders Week.
Streaming on (US) 
See all
#6In Season 18of 35 rated episodes
#21All-timeof 370 rated episodes
+0.1vs season avgSeason 18 averages 8.9
2026First airedMay 10, 2026