Merchant of Truth This is a wincon for the Deep Clue Sea precon ( link to upgrade guide when it drops ), which has to be paired with Tangletrove Kelp to animate the Clues
If it has at least one target, and all its targets are illegal when it tries to resolve, then it won't resolve and none of its effects will happen
Warrior's Oath + Last Chance + Final Fortune Here we have three cards with the same rules text, so you can add multiples to your EDH deck that may be interested in an effect like this
If you want your artifact deck to end the game quickly, this is your card
Originally connected to Zendikar, we haven't seen this tribe make a proper comeback in years
Alternatively, you can Flash it in while attacking, and it'll give another attacking pirate +1/+1 and Deathtouch until the end of the turn