Lets say a player has declared an attack against you
For a while, the YCSW-EN008 printing was the only way to play it
Finally, if you cant win through combat, you can bring out Pashalik Mons to help burn out the final few points of life
If a permanent returned to the battlefield with unearth would leave the battlefield for any reason, it's exiled insteadunless the spell or ability that's causing the permanent to leave the battlefield is actually trying to exile it
The Arcanine ex card is a solid one for Fire-type decks - not quite one of the best Pokemon TCG Pocket cards right now, but a respectable option that can do reliably high damage at the cost of hurting itself
Overall, Ancient cards all have their unique niche, but Professor Sada's vitality is the best by far