The Watford forward claimed 12 points in a 2-0 win at Carrow Road on Friday evening.
Having also scored against Chelsea in Gameweek 11, Deulofeu has produced exactly half of his 38 points for the season in his last two matches.
He has found the net in four successive Gameweeks, totalling six goals and two assists in that period And the Foxes' upcoming schedule suggests he can extend that run of returns.
According to the Fixture Difficulty Ratings (FDR), each of their next five opponents score only two.
The Clarets now have four clean sheets at home, more than any other side.
Elsewhere among defenders, Ciaran Clark (£4.3m) proved a handy cut-price pick once again.
The Cherries' Harry Wilson (£6.0m) was among three midfielders to record a double-digit haul over the first two days of Gameweek 12.
The Welshman scored the opener in their 2-1 loss at St James' Park, his fourth strike of the season.
Indeed, Richarlison's consistency is on the rise ahead of a home clash with Norwich.
He has produced attacking returns in three of the last four Gameweeks.
The US international was the most-bought player in Gameweek 12, earning over 425,000 new owners for the Stamford Bridge encounter.
Pulisic has scored all five of his goals for the season in the Blues' last three matches.