Getting hit with such a huge decrease in power can shut down plenty of attacks, making Tiana a valuable card for protecting your other character
It turns Equipment into combat tricks, it lets you wait until the last possible moment in order to avoid counterspells or shield your creature from removal and it cheats mana
If I'm not lucky I will probably draw many milling source, so I can strengthen Visions of Beyond and be sure to draw an useful creature while milling with Glimpse the Unthinkable and/or Mind Funeral
Additionally, cEDH decks tend to run leaner land counts thanks to the decks having generally lower curves and shorter game lengths, and there are plenty of cEDH decks showing up in the database
Just trying it out to see how it feels
17, 2025): Scarlet & VioletPrismatic Evolutions booster packs and one nine-pocket album that holds up to 378 Pokmon TCG cards