With neither fancied to make it into the knockout stages, both fought off tough competition and struck a little bit of luck, to keep their Afcon dreams alive.
But the Sparrow Hawks bounced back from defeat at the hands of Yaya Touré and co to progress for the first time ever in the continental competition.
After disposing of Algeria in their second outing, the Togolese made hard work of qualification during the Group D finale, relying on some controversial refereeing and a missed Tunisia penalty.
Their opponents, Burkina Faso, were undoubtedly the surprise package in Group C, going through as winners and conceding just one goal.
A score draw with Nigeria was followed up in style when they put four past Ethiopia and meant a point would secure qualification against reigning champions Zambia.
Despite an injury to influential playmaker Alain Traore, the Stallions survived a Zambian onslaught and a goalless draw cemented top spot ahead of the Super Eagles.
The injury spells the end of Traore’s competition and Burkina Faso will have to make do without the goal threat of their talisman and Afcon top-scorer in the knockout stage.
Much has been made of the poor pitch at Mbombela Stadium in Nelspruit, having already hosted six games this tournament, as sand patches replace the grass in large areas.
The winner of Sunday’s clash will remain in Nelspruit to face either Ghana or Cape Verde in Wednesday’s semi-final.
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