With the last update E-Punch tutor are a little bit different.
Fire punch : 3 red shards.
[spoiler]Poing de feu = Fire Punch
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Ice Punch : 3 blue shards.
[spoiler]Poinglace = Ice Punch
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Thunder Punch : 3 yellow shards.
[spoiler]Poing-éclair = Thunder Punch.
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OP updated.