Anything from dorks to Clues to Treasures will count, but just once
It can't be cast unless a time counter is later placed on it (and then, subsequently removed), and it isn't considered to be a "suspended card." (10/13/2023) To time travel, look at each permanent you control with a time counter on it and each suspended card you own in exile with a time counter on it
My takeaway: If the majority want it to NOT be doubled, and the two largest remaining voting blocks are split between 11 (or leaving it at 10) and 15, my own vote of 13 seems about right, even if only one other person shared that thought with me
Sidar Jabari of Zhalfir Eminence is a cool ability that just a few commanders have, which makes Sidar Jabari of Zhalfir a great fit for knight typal decks
At the time of writing, on TCGPlayer , this Morty's Conviction card has a market price of $45 USD