Serero, who was recently booted out of the Bafana Bafana camp after being accused of faking an injury, netted for Ajax Amsterdam in a 2-1 win over PEC Zwolle on Saturday.
Serero played the full 90 minutes and was full of energy, the tightness in his groin he felt before the World Cup qualifier the week before apparently gone.
It was a first goal of the season for the playmaker, but will open up more questions about his decision not to play against Botswana.
Mokotjo was not used in that Botswana game, but did play the full match for PEC Zwolle against Ajax.
Anele Ngcongca played for Genk as they found some welcome form with a 5-2 thrashing of Zulte–Waragem in the Belgian league on Sunday.
Darren Keet, fresh from winning his first Bafana cap in midweek against Zimbabwe, was in goal for Belgian side Kortrijk as they kept a clean-sheet in a 3-0 home win over Gent.
Ayanda Patosi continued his return from injury with another 20 minutes as he came on in the second half of Lokeren’s 3-0 home success over Cercle Brugge.
Daylon Claasen played for Polish top-flight side Lech Poznan as they were beaten 2-0 at Śląsk Wrocław.
Siyanda Xulu was on the losing side with his FC Rostov team as they were narrowly defeated 1-0 by champions CSKA Moscow in the Russian Premier League.
There was no sign again of Lebogang Phiri as his Danish side Brondby won 2-1 against OB, a vital victory that lifts them off the bottom of the table.
Dikgacoi saw red at Old Trafford as he gave away a penalty and was sent-off in the first half of Crystal Palace’s 2-0 loss to Manchester United.
‘KG’ can feel aggrieved though, it was certainly a contentious spot-kick decision as he appeared to win the ball - and outside the area - in a challenge with Ashley Young, who had earlier been booked for diving in another clash with Dikgacoi.
Steven Pienaar was injured and did not take part in Everton’s 1-0 home win over Chelsea.
Bongani Khumalo turned out for Doncaster Rovers in their English Championship 0-0 draw at Huddersfield, while Dean Furman was an unused substitute.
Kgosi Ntlhe had to also settle for a place on the bench at League One side Peterborough United.
Tokelo Rantie did not feature for Bournemouth despite receiving his English visa late last week, but is tipped to play some part in Tuesday’s home fixture with Barnsley.
Kyle Jacobs started for Kilmarnock in the Scottish Premier League, but the midfielder could not help his side to victory as they lost 2-1 at home to Inverness to continue their dismal start to the season.
Burton O’Brien and Keaghan Jacobs both played their first games of the season after returning from injury as Livingston were held to a 2-2 draw by Morton in the Scottish second tier.
Sive Phekezela was an unused sub for Swedish side Gefle in their 1-0 win over Brommapojkarna.
Ricardo Nunes was in action for 10-man Slovakian outfit Zilina as they lost 3-1 at home to Trencin after an early red card for 17-year-old Denis Vavro.