fusion cards mtg Yu-go-oh and both have some kind of mechanic so I made one for hearthstone : r/customhearthstone (This is treated as a Fusion Summon.) You can only activate 1 Instant Fusion per turn. MTG 4x Fusion Elemental x4

Morph is the fastest route to playability if it survives since 5 mana nets you a 5/5 that converts into five 1/1s

Stiltzkin, Moogle Merchant is tinyjust 1 mana for a 1/2 with lifelinkbut its real power comes from its ability to give away your permanents

If you've played Magic the Gathering and EDH/Commander long enough, you've probably run into some of the taboo cards or abilities that are usually frowned upon at the more casual tables

Psychotrope Thallid: Has gotten grossly $$$ for a utility add, but undeniably one of the better small Fungus creatures alongside Utopia Mycon to draw more sap generators and life drainers into your hand while executing your gameplan

Highly collectible vintage sealed product

You have staples like Cling to Dust, Leyline of the Void, or cards like Bojuka Bog or Crypt Incursion that will also get the job done