card butler mtg MTGNexus Each other nontoken creature you control enters with an additional +1/+1 counter on it See the Card Butler in

The price starts at 25.000,00 Euro

Galvanic Alchemist Pairing Galvanic Alchemist with the right creature can possibly allow you to generate infinite mana

It even has some decent graveyard hate attached to it as well

This ooze can quickly gain counters, which you can either use to attack with a big creature or trade into other cards abilities, like using them to cast cards from the top of your deck with Falco Spara, Pactweaver

Theyre all accessible from their website and they regularly have items on sale, especially anything with the custom Card Kingdom logo on it

Similarly there's Vance's Blasting Cannons, which is worse card advantage since it can't play lands but has the upside of turning into a land / repeatable Lightning Bolt when you don't need the card advantage anymore