Cards that cost (or virtually cost) no mana needed

[ihasfrozen]

I have 3  {Burning-Tree Emissary}, but none of the phyrexian mana spells.

[Mikefrompluto]

I have a playset of {simian spirit guide} if interested.

[Harmon74]

I have a playset of {simian spirit guide} if interested.

Oooooooo.  I could use 1  {Simian Spirit Guide}

[Silent1236]

I'm not interested in any of those. Lol. I mean stuff like {burning tree emissary} and {gut shot} and that green one that gives a creature +2/+2

{Mutagenic Growth}?

[Birdbrain]

I have a playset of {simian spirit guide} if interested.

yes I am interested. What are you looking for?

[MisterJH]

I have mutagenic growths