You could try a dent puller
https://www.ebay.co.uk/itm/Car-Dent-Removal-Paintless-Dent-Puller-Lifter-Repair-Kit-Hail-Removal-18-Tab-Set-/254551810925?_trksid=p2349624.m46890.l49286
It won't work on that corner crease. Defo would have been a good option if it was on a flat fronted part.
@deleted started
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You could try a dent puller
https://www.ebay.co.uk/itm/Car-Dent-Removal-Paintless-Dent-Puller-Lifter-Repair-Kit-Hail-Removal-18-Tab-Set-/254551810925?_trksid=p2349624.m46890.l49286