venture into the dungeon cards mtg Elite Deck - Bant - Green Blue White - Very Powerful - Modern & Pioneer Legal - Custom Built - Magic The Gathering - mtg dungeon module cards MTG:

This is a wonderful black card for Eternal formats, though it's more of a casual card

For three mana, this is perhaps a bit overcosted, but that is a worst-case scenario

You need to know you are using Wail for specific issues and reasons

I guess if you are facing a metagame of Relentless Rats or Persistent Petitioners, you might want these

$2.79 Runaway Steam-Kin Guilds of Ravnica $3.49 Cavalier of Gales Foundations Jumpstart $0.35 Fanatic of Mogis Theros $1.79 Tyrant of Discord Avacyn Restored $1.99 Sunderflock Lorwyn Eclipsed $9.99 Cavalier of Dawn Core Set 2020 $0.99 Magmakin Artillerist Aetherdrift $6.99 Flamekin Harbinger Lorwyn $9.99 Cavalier of Night Core Set 2020 $1.79 Brighthearth Banneret Morningtide $14.99 Glint-Horn Buccaneer Core Set 2020 $0.49 Champion of the Path Lorwyn Eclipsed 0 results found

Thing is, planeswalkers get their loyalty counters when they enter the battlefield as a replacement effect, but transforming does not count as entering the battlefield (that's why Sorin's regular transformation tells you to exile it, and then return it transformed)