Returning Klitschko, there's a warning for Joshua (Photo)

Wladimir Klitschko can return from retirement. The Ukrainian boxer didn't seem to have looked at the Joshua Parker last night and watched all the news about this duel when he woke up this morning.

Anthony Joshua beat the boxer from New Zealand with a point, Joseph Parker, a duel that left him much to wish for, broadcasts the IndexOnline.

Klitschko, who retired during the past year, has a message for Joshua to warn of a return to the ring!

I woke up in the morning with a fire on my body telling me “And I can be” You're all officially notified about this”, Klitschko wrote.

Is this a spurt for April 1st, confirmed by the 42-year-old former world champion himself.