Its not much, but its a start
Alternatively, you can have a character challenge a location in order to deal damage to the card and eventually banish it from the game
In other words, it is a video game based on a TCG based on a video game
It has seen play in trigger-heavy decks like OP04-040-queen-454 and OP11-041-nami-480, providing extra defensive triggers
Base versions of cards also tend to exist within the realm of mortal wallets, though there are expensive chase cards like secret rares and alternate art cards
you may look at the top card of their library any time, you may play the top card of their library, and you may spend mana as though it were mana of any color to cast spells this way. We already wrote about this floating eyeball in-depth, but the long and short of it is that you can always choose the best player for whatever you need, and thats the kind of flexibility you really want in any deck, let alone in your commander