Baseline is a Flying Man that counts for your artifact synergy cards.
It is a good idea to sacrifice it when you will win next turn unless opponent has a board wipe. If the board wipe is a creature, it would've killed Hope of Ghirapur anyways. Whether it's worth sacrificing in the situation that you will win unless opponent has removal will depend on how much of the environment's removal is creature-based.
It is a good idea to sacrifice it when you will win next turn unless opponent has a board wipe. If the board wipe is a creature, it would've killed Hope of Ghirapur anyways. Whether it's worth sacrificing in the situation that you will win unless opponent has removal will depend on how much of the environment's removal is creature-based.