mtg modern card prices Magic Masters Each player shuffles their hand and graveyard into their library Grafdigger's Cage | Core Set

In Anti-Venom's case, it'll give you protection from everything except white and colorless

It is generally better than Infest and better than Dismember just in terms of effect (very little is more effective than Dismember at 1 mana!)

I won't double my combat damage replacement effect, but I will double my damage output with an extra copy of my commander in play

Having to use up cards plays into this feel

When you next cast a creature spell of that type this turn, that creature enters with an additional +1/+1 counter on it

Its completely understandable to say to deck with it, and find something already built online, a practice called netdecking. Lots of Magic websites that catalog or archive decks show you the decklist and also provide a copiable list so that you can import the deck to MTG Arena or MTGO