weatherlight mtg card Mirri, Duelist - Single draw a card. MTGNexus - The Weatherlight, Returned

Blex, Vexing Pest Looks like Blex'n'Blech's is indeed gonna be a thing

You also get the relevant enters-the-battlefield effects from your copy, since it's a new permanent entering play

When choosing a commander for this deck, it may be worth just choosing something strong with white or green in its color identity, since there are some important synergy cards you might want from those colors

Here the cards need to be evaluated by brute power, so more cards like Questing Beast / Elder Gargaroth over synergy pieces like Marwyn, the Nurturer / Evolution Sage

They can't abstain

Feral Ghoul I also like Feral Ghoul for its ability to give your opponents a lot of rad counters without giving any to yourself, if you manage to put enough +1/+1 counters on the Ghoul