Last updated on .From the section Wales
Wales manager Robert Page transformed his team with second-half substitutions against the USA - but who would make your XI against Iran?
If so, who makes way - Harry Wilson, perhaps, or Daniel James?
It is up to you as BBC Sport gives you a chance to pick your starting side.
Would you stick with the same 3-4-3 formation Wales used in their first World Cup finals fixture for 64 years?
And will you be hoping that Joe Allen has improved enough to feature - or would it be too risky to include a player who has not played since September because of injury?
Fitness may play a part in your decision, with another game coming so soon and one which will be played in intense daytime heat.
BBC Sport voters narrowly opted for Danny Ward as their first-choice goalkeeper for the game against USA - has Wayne Hennessey done enough to convince you Page is right to stick with the Nottingham Forest veteran?
Once you have submitted which players you think should open Wales' World Cup campaign, remember to share it on social media using #bbcfootball.