Here is the full list of all 21 The Swords of Ditto trophies - there are 4 bronze, 9 silver, 7 gold and 1 platinum.
Equip a limited sticker.
Complete a Dojo.
Meet Serendipity.
Find a Toy of Legend
Equip a sticker.
Visit the grave of a failed Sword of Ditto
Get all the trophies!
Destroy one of Mormo's anchors.
Defeat all anchors in a story.
Defeat Mormo once.
Swap a Sticker with someone on Ditto.
Open a crate.
Reverse time by a day.
Get a limited edition sticker from Ock.
Complete an offering.
Equip 12 limited edition Stickers.
Upgrade your bomb capacity to maximum.
Defeat Mormo with all of her Anchors active.
Find all Toys of Legend.
Find all of Ditto's History Logs.
Break the Curse of Ditto.