When a creature encoded with Stolen Identity phases out, the connection between these objects is lost because rule 702.99c uses for as long as. If your devotion to blue is five and Thassa, God of the Sea phases out, then the game no longer sees it, your devotion to blue drops to four and Thassa ceases to be a creature
Given this card's age, you can find it in any condition: damaged , heavily played (HP) , moderately played (MP) , lightly played (LP), and near mint (NM)
(3/19/2021) Players may turn face-down creatures face up while a spell with split second is on the stack
Thanks for reading, and if you have other good suggestions to replace cards like the titans Kozilek and Ulamog, feel free to join the discussion in our Draftsim Discord
And as with any other mass token-producers on this list (or otherwise), that translates to a ton of valuable triggers from your tribal support cards