The pressure will be on in the penultimate round of the Varsity Cup league stage on Monday.
Almost half of the white card referrals in this year’s Varsity Cup have been successful.
Champions UCT claimed a 40-21 bonus-point victory over 2014 runners-up Pukke in their fifth round Varsity Cup match in Potchefstroom on Monday.
Pukke will play UCT in Potchefstroom on Monday in a replay of last year's epic Varsity Cup final.
Ikeys scored 12 tries to win this Varsity Cup match 90-8 on the Green Mile.
The visitors scored six tries to win this Varsity Cup match 34-13 in Port Elizabeth.
Pukke handed Tuks their first defeat of the 2015 Varsity Cup, with a 42-37 victory in Potchefstroom on Monday.
Tuks flyhalf Josh Stander expects their pack to deal with Pukke's physical approach when they meet in Potchefstroom on Monday night.
Table-topping Tuks will be looking for their first away win of the Varsity Cup when they travel to Potchefstroom to face Pukke on Monday.
The hosts scored seven tries to claim a comprehensive 53-8 win in Pretoria.