Combos Utilizing Genesis-Chamber

equip shield sphere with greaves; it returns to your hand. cast sphere for 0; put 1/1 myr artifact token into play. equip sphere, return it to your hand. repeat til you have billion artifact tokens

Nim Devourer ask you to sack a creature after it comes into play, so u can sack itself(obligating the opponent to sack too), them u put a token into play. After u've built your myr army, sack one of them to your nim(who will also take a large bonus)

equip ornithopter with greaves; it returns to your hand. cast ornithopter put 1/1 myr artifact token into play. equip ornithopter, return it to your hand. repeat til you have billion artifact tokens

one retriever in play, second in graveyard. sac retriever to altar. add 2 mana to pool, return retriever in graveyard to hand, & put 1/1 artifact token into play. repeat til have a billion 1/1 tokens

Have Aluren, Genesis Chamber, and Crossroads out. Cast mow for free infinite times to get as many myr tokens as you want with haste

put 1/1 myr token from chamber on bottom of your library; it dies. reveal cards from library until you get creature. put it into play & revealed cards on bottom of your library in any order

play drake & use its ability to return it to your hand. put 1/1 myr artifact token into play. repeat til out of u mana

equip 1/1 myr token with skullclamp, it dies. draw 2 cards from skullclamp and add g to your mana pool from tangleroot

chamber creates 1/1 token when creature comes into play. equip that token with skullclamp for 1 colorless. it dies. gain 2 life from harvester & draw 2 cards