collector booster box foundations Beginner Every pack contains 1 card with anime Magic: The Gathering Foundations -

Sillva, Warlord of Dark World - 2600/1700 "Since Sillva was discarded by your card effect, his secondary effect activates: you return two cards from your hand to the bottom of your deck

Good examples would be Salamangreat Violet Chimera, which gets a powerful ability if you use a different Salamangreat Violet Chimera as material, or Dual Avatar - Manifested A-Un, which gets a range of different powerful effects for summoning with different Fusion monsters

[+1]: Until your next turn, up to one target noncreature artifact becomes an artifact creature with power and toughness each equal to its mana value

While opinions on Muk range across the spectrum, this card's upward trend began in the mid-30s, as it continued to the current market price, setting an impressive high