If your deck's key engine is a 4cmc commander like Kaalia of the Vast, for example, then you will want to run ramp cards that can get her out faster, which means ramp that is between 0-2cmc so you can cast Kaalia on turn 3 or earlier instead of her usual turn 4
Players will now have to hold onto their tools until a more opportune moment, instead of filling their benches with Rocky Helmets
Its ability, Psy Shadow, already allows it to transfer energy right to another Pokmon, specifically your Active one
You dont want your opponent to be able to Guzma around your Safeguarder and win the game through alternate means
I have no clue and I hope not, but its a legitimate concern based on what we have seen so far.
It allows you to sacrifice problematic cards if they become a burden, such as Bitterblossom after you drop too low in life