Thats actually a bit of a downside, as it dies to board wipes and creature removal like Swords to Plowshares
Paintings covered up by rules text, basically
This has made those two-drop Gramma Talas from set one even more powerful as they now act as a Shift target to reduce the big Gramma Tala, Spirit of the Oceans cost but also they can activate its abilities and will also force your opponents to help you ramp by removing them from the board early game to stop you from shifting and allowing you to eek out more ink advantage
DH: Building these decks called for us to decide color identity for the chosen game itself, but also the gameplay we desired from them
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Yes, it will benefit your other opponents similarly to the C17 curse cycle (Curse of Opulence, Curse of Disturbance, etc.), but it will also incentivize those opponents to send more Creatures towards the cursed player to benefit from the free card advantage (and additional damage thanks to Trample)