5* Colossus Costs 0 Gold to Rank 3 to Rank 4 with 2015 Gem

Roboct1 · November 2019

Didn't appear with any of my other gems (2015 or otherwise), although I had no other mutants to look at either.

Gamer · November 2019

Yes that because it 2015 gym ther don’t cost gold to rank op

Roboct1 · November 2019

Gems still cost gold to use, they just bypass using rank up material.

Unknown · November 2019

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Roboct1 · November 2019

Huh, well TIL. I swear had to pay gold on my other 2015 gems, was that a recent(ish) change?

Unknown · November 2019

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