Mystery Booster Playtest Cards 2019 · #73
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{1}{Z}: Put a +1/+2 counter on Experiment Five. ({Z} is paid with one mana from any source that could produce two or more colors of mana.)
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Experiment Five (CMB1-73) is a Rare Creature — Bear Snake Mutant from the Mystery Booster Playtest Cards 2019 set. It costs one green mana and has an activated ability that pays 1 plus {Z} to put a +1/+2 counter on itself, where {Z} requires mana from a source that can produce two or more colors. Its 1/1 base stats and scalable counter-based growth make it a flexible early play that can evolve into a larger threat as you invest resources.
Catalog pricing data as of 26 Apr 2026, 08:37
