That theory is correcthumidity changes cause expansion and contraction of the fibers that make up the cardboard side of the card, causing it to swell or shrink based on how much moisture is added or removed
In fact, all sets from 2007 right up to the 2011 Black & White base set used this exact, simple holographic treatment with no pattern of images
Hes really good at holding equipment such as Sword of Hearth and Home or Umezawas Jitte to get extra triggers when he deals damage, but you can also use him to tutor up Skullclamp in your tokens deck and then immediately equip it to him to draw four cards when he dies
For full transparency, to get the prices in this article, we looked over multiple price websites, including TCGPlayer, eBay pre-orders, and more, to get a comprehensive price guide based on pre-release sales data.
If a targeted player has only one card in hand as Kozilek's triggered ability resolves, they manifest that card