Evolve stage 2 for TF2 Keys or games

evolve stage 2 for any games on this list?
https://www.steamtrades.com/trade/5gWYX/3-gems-or-literally-anything-of-value-for-any-game-key-1-per-person-no-1-or-cards

or can give 20 gems for it

i can offer 0.5 TF2 key for Evolve Stage 2, i can take multiple