mtg cards with x cost Visions of Dominance - Innistrad: Midnight Hunt Commander #37 (English) copy that spell or ability What does x mana cost

This is your proactive response

Illustrated by Tom Kyffin Standard Not Legal Alchemy Not Legal Pioneer Not Legal Historic Not Legal Modern Not Legal Brawl Not Legal Legacy Legal Comp

There are 25 cards with the level up keyword spanning all colors fairly evenly

A non-foil source material card appears in every 1 of 24 Play Boosters

By sacrificing Mausoleum Wanderer, its controller can counter target Instant or Sorcery spell unless the opponent plays X, where X is Mausoleum Wanderer's power

Since it's Simic (green/blue), you can easily ramp and get Vorel of the Hull Clade active early, so you can start taking advantage of it right away