Note that's "cast" and thus happens and cannot be countered traditionally and can be a combat trick to save him from red's burn which is the only thing that can easily answer him or just get him past burn too
It has a good collection of keywords, but a 2/2 for 3 mana is far too small to be able to take full advantage of them
For example, if youre picking Hades, he lets you ready Titans in your deck
instantly seeing it sit aside the three biggest games in the industry, rather than being in their shadow
Another benefit would be characters that directly benefit from being at a location, such as this new Minnie Mouse: There are no limits to the amount of characters that can be at a specific location, just as long as you pay the cost to move each of those characters to that specific location
The other main reason is that it stops your opponent from flashing in a creature or getting value out of their death triggers on cards like Heartfire Hero