Nigeria, Dec. 27 -- Super Eagles head coach Eric Chelle has opened the door to a possible tactical shake-up ahead of Nigeria's heavyweight Group C showdown against Tunisia on Saturday night at the ongoing Africa Cup of Nations in Morocco.

Speaking at his pre-match press conference on Friday in Fez, the Malian tactician revealed he is torn between sticking with his possession-driven philosophy and adopting a more pragmatic, direct approach to counter the Tunisians' quality and experience.

"I cannot talk about my starting eleven, you will see at the beginning of the game. I can tell you something, now in my mind," Chelle said.

"I have two options, the first is to maybe let the ball go to Tunisia, and when we get the ball go directly to s...