Activate Mimeoplasm by paying {2}, causing it to become a copy of Kami of Whispered Hopes.
Activate Mimeoplasm by tapping it, adding at least six {U}.
Activate Mimeoplasm by paying {2}, causing it to become a copy of Horseshoe Crab.
Activate Mimeoplasm by paying {U}, untapping it.
Repeat.

Infinite colored mana

Mimeoplasm, Revered One

Kami of Whispered Hopes

Horseshoe Crab

Activate Mimeoplasm by paying {2}, causing it to become a copy of Kami of Whispered Hopes.
Activate Mimeoplasm by tapping it, adding at least seven {G/U}.
Activate Mimeoplasm by paying {2}, causing it to become a copy of Gilder Bairn.
Activate Mimeoplasm using Gilder Bairn's ability by paying {2}{G/U} and untapping it.
Repeat.

Infinite proliferate

Gilder Bairn

Cast Mimeoplasm by paying {4}{B}{G}{U}
As Mimeoplasm enters, exile Ramos, Heroes' Bane, and two additional creature cards from your graveyard, causing Mimeoplasm to enter with twelve +1/+1 counters on it.
Activate Mimeoplasm by paying {2}, causing it to become a copy of Ramos with this ability.
Activate Mimeoplasm using Ramos's ability by removing five +1/+1 counters from it, adding {W}{W}{U}{U}{B}{B}{R}{R}{G}{G}.
Activate Mimeoplasm by paying {2}, causing it to become a copy of Heroes' Bane with this ability.
Activate Mimeoplasm using Heroes' Bane's ability by paying {2}{G}{G}, doubling the number of +1/+1 counters on it.
Repeat from step 3.

Combos with "Mimeoplasm, Revered One"